221654160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 480

約数和(自身を含む): 974937600

約数和(自身を除く): 753283440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 20, 21, 24, 26, 28, 30, 34, 35, 36, 39, 40, 42, 45, 48, 51, 52, 56, 60, 63, 65, 68, 70, 72, 78, 80, 84, 85, 90, 91, 102, 104, 105, 112, 117, 119, 120, 126, 130, 136, 140, 144, 153, 156, 168, 170, 180, 182, 195, 199, 204, 208, 210, 221, 234, 238, 240, 252, 255, 260, 272, 273, 280, 306, 312, 315, 336, 340, 357, 360, 364, 390, 398, 408, 420, 442, 455, 468, 476, 504, 510, 520, 546, 560, 585, 595, 597, 612, 624, 630, 663, 680, 714, 720, 728, 765, 780, 796, 816, 819, 840, 884, 910, 936, 952, 995, 1008, 1020, 1040, 1071, 1092, 1105, 1170, 1190, 1194, 1224, 1260, 1326, 1360, 1365, 1393, 1428, 1456, 1530, 1547, 1560, 1592, 1638, 1680, 1768, 1785, 1791, 1820, 1872, 1904, 1989, 1990, 2040, 2142, 2184, 2210, 2340, 2380, 2388, 2448, 2520, 2587, 2652, 2730, 2786, 2856, 2985, 3060, 3094, 3120, 3184, 3276, 3315, 3383, 3536, 3570, 3582, 3640, 3978, 3980, 4080, 4095, 4179, 4284, 4368, 4420, 4641, 4680, 4760, 4776, 5040, 5174, 5304, 5355, 5460, 5572, 5712, 5970, 6120, 6188, 6552, 6630, 6766, 6965, 7140, 7164, 7280, 7735, 7761, 7956, 7960, 8190, 8358, 8568, 8840, 8955, 9282, 9360, 9520, 9552, 9945, 10149, 10348, 10608, 10710, 10920, 11144, 11940, 12240, 12376, 12537, 12935, 13104, 13260, 13532, 13923, 13930, 14280, 14328, 15470, 15522, 15912, 15920, 16380, 16716, 16915, 17136, 17680, 17910, 18109, 18564, 19890, 20298, 20696, 20895, 21420, 21840, 22288, 23205, 23283, 23681, 23880, 24752, 25074, 25870, 26520, 27064, 27846, 27860, 28560, 28656, 30447, 30940, 31044, 31824, 32760, 33432, 33830, 35820, 36218, 37128, 38805, 39780, 40596, 41392, 41790, 42840, 43979, 46410, 46566, 47362, 47760, 50148, 50745, 51740, 53040, 54128, 54327, 55692, 55720, 60894, 61880, 62088, 62685, 65520, 66864, 67660, 69615, 71043, 71640, 72436, 74256, 77610, 79560, 81192, 83580, 85680, 87958, 90545, 92820, 93132, 94724, 100296, 101490, 103480, 108654, 111384, 111440, 116415, 118405, 121788, 123760, 124176, 125370, 131937, 135320, 139230, 142086, 143280, 144872, 152235, 155220, 159120, 162384, 162981, 167160, 175916, 181090, 185640, 186264, 189448, 200592, 202980, 206960, 213129, 217308, 219895, 222768, 232830, 236810, 243576, 250740, 263874, 270640, 271635, 278460, 284172, 289744, 304470, 307853, 310440, 325962, 334320, 351832, 355215, 362180, 371280, 372528, 378896, 395811, 405960, 426258, 434616, 439790, 465660, 473620, 487152, 501480, 527748, 543270, 556920, 568344, 608940, 615706, 620880, 651924, 659685, 703664, 710430, 724360, 791622, 811920, 814905, 852516, 869232, 879580, 923559, 931320, 947240, 1002960, 1055496, 1065645, 1086540, 1113840, 1136688, 1217880, 1231412, 1303848, 1319370, 1420860, 1448720, 1539265, 1583244, 1629810, 1705032, 1759160, 1847118, 1862640, 1894480, 1979055, 2110992, 2131290, 2173080, 2435760, 2462824, 2607696, 2638740, 2770677, 2841720, 3078530, 3166488, 3259620, 3410064, 3518320, 3694236, 3958110, 4262580, 4346160, 4617795, 4925648, 5277480, 5541354, 5683440, 6157060, 6332976, 6519240, 7388472, 7916220, 8525160, 9235590, 10554960, 11082708, 12314120, 13038480, 13853385, 14776944, 15832440, 17050320, 18471180, 22165416, 24628240, 27706770, 31664880, 36942360, 44330832, 55413540, 73884720, 110827080, 221654160]

約数ペア:

[(1, 221654160), (2, 110827080), (3, 73884720), (4, 55413540), (5, 44330832), (6, 36942360), (7, 31664880), (8, 27706770), (9, 24628240), (10, 22165416), (12, 18471180), (13, 17050320), (14, 15832440), (15, 14776944), (16, 13853385), (17, 13038480), (18, 12314120), (20, 11082708), (21, 10554960), (24, 9235590), (26, 8525160), (28, 7916220), (30, 7388472), (34, 6519240), (35, 6332976), (36, 6157060), (39, 5683440), (40, 5541354), (42, 5277480), (45, 4925648), (48, 4617795), (51, 4346160), (52, 4262580), (56, 3958110), (60, 3694236), (63, 3518320), (65, 3410064), (68, 3259620), (70, 3166488), (72, 3078530), (78, 2841720), (80, 2770677), (84, 2638740), (85, 2607696), (90, 2462824), (91, 2435760), (102, 2173080), (104, 2131290), (105, 2110992), (112, 1979055), (117, 1894480), (119, 1862640), (120, 1847118), (126, 1759160), (130, 1705032), (136, 1629810), (140, 1583244), (144, 1539265), (153, 1448720), (156, 1420860), (168, 1319370), (170, 1303848), (180, 1231412), (182, 1217880), (195, 1136688), (199, 1113840), (204, 1086540), (208, 1065645), (210, 1055496), (221, 1002960), (234, 947240), (238, 931320), (240, 923559), (252, 879580), (255, 869232), (260, 852516), (272, 814905), (273, 811920), (280, 791622), (306, 724360), (312, 710430), (315, 703664), (336, 659685), (340, 651924), (357, 620880), (360, 615706), (364, 608940), (390, 568344), (398, 556920), (408, 543270), (420, 527748), (442, 501480), (455, 487152), (468, 473620), (476, 465660), (504, 439790), (510, 434616), (520, 426258), (546, 405960), (560, 395811), (585, 378896), (595, 372528), (597, 371280), (612, 362180), (624, 355215), (630, 351832), (663, 334320), (680, 325962), (714, 310440), (720, 307853), (728, 304470), (765, 289744), (780, 284172), (796, 278460), (816, 271635), (819, 270640), (840, 263874), (884, 250740), (910, 243576), (936, 236810), (952, 232830), (995, 222768), (1008, 219895), (1020, 217308), (1040, 213129), (1071, 206960), (1092, 202980), (1105, 200592), (1170, 189448), (1190, 186264), (1194, 185640), (1224, 181090), (1260, 175916), (1326, 167160), (1360, 162981), (1365, 162384), (1393, 159120), (1428, 155220), (1456, 152235), (1530, 144872), (1547, 143280), (1560, 142086), (1592, 139230), (1638, 135320), (1680, 131937), (1768, 125370), (1785, 124176), (1791, 123760), (1820, 121788), (1872, 118405), (1904, 116415), (1989, 111440), (1990, 111384), (2040, 108654), (2142, 103480), (2184, 101490), (2210, 100296), (2340, 94724), (2380, 93132), (2388, 92820), (2448, 90545), (2520, 87958), (2587, 85680), (2652, 83580), (2730, 81192), (2786, 79560), (2856, 77610), (2985, 74256), (3060, 72436), (3094, 71640), (3120, 71043), (3184, 69615), (3276, 67660), (3315, 66864), (3383, 65520), (3536, 62685), (3570, 62088), (3582, 61880), (3640, 60894), (3978, 55720), (3980, 55692), (4080, 54327), (4095, 54128), (4179, 53040), (4284, 51740), (4368, 50745), (4420, 50148), (4641, 47760), (4680, 47362), (4760, 46566), (4776, 46410), (5040, 43979), (5174, 42840), (5304, 41790), (5355, 41392), (5460, 40596), (5572, 39780), (5712, 38805), (5970, 37128), (6120, 36218), (6188, 35820), (6552, 33830), (6630, 33432), (6766, 32760), (6965, 31824), (7140, 31044), (7164, 30940), (7280, 30447), (7735, 28656), (7761, 28560), (7956, 27860), (7960, 27846), (8190, 27064), (8358, 26520), (8568, 25870), (8840, 25074), (8955, 24752), (9282, 23880), (9360, 23681), (9520, 23283), (9552, 23205), (9945, 22288), (10149, 21840), (10348, 21420), (10608, 20895), (10710, 20696), (10920, 20298), (11144, 19890), (11940, 18564), (12240, 18109), (12376, 17910), (12537, 17680), (12935, 17136), (13104, 16915), (13260, 16716), (13532, 16380), (13923, 15920), (13930, 15912), (14280, 15522), (14328, 15470)]