720376020

素因数分解:

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

素因数の和:264

約数の個数: 432

約数和(自身を含む): 2877638400

約数和(自身を除く): 2157262380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 169, 170, 180, 182, 195, 199, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 315, 338, 340, 357, 364, 390, 398, 420, 442, 455, 468, 476, 507, 510, 546, 585, 595, 597, 612, 630, 663, 676, 714, 765, 780, 796, 819, 845, 884, 910, 995, 1014, 1020, 1071, 1092, 1105, 1170, 1183, 1190, 1194, 1260, 1326, 1365, 1393, 1428, 1521, 1530, 1547, 1638, 1690, 1785, 1791, 1820, 1989, 1990, 2028, 2142, 2210, 2340, 2366, 2380, 2388, 2535, 2587, 2652, 2730, 2786, 2873, 2985, 3042, 3060, 3094, 3276, 3315, 3380, 3383, 3549, 3570, 3582, 3978, 3980, 4095, 4179, 4284, 4420, 4641, 4732, 5070, 5174, 5355, 5460, 5572, 5746, 5915, 5970, 6084, 6188, 6630, 6766, 6965, 7098, 7140, 7164, 7605, 7735, 7761, 7956, 8190, 8358, 8619, 8955, 9282, 9945, 10140, 10149, 10348, 10647, 10710, 11492, 11830, 11940, 12537, 12935, 13260, 13532, 13923, 13930, 14196, 14365, 15210, 15470, 15522, 16380, 16716, 16915, 17238, 17745, 17910, 18109, 18564, 19890, 20111, 20298, 20895, 21294, 21420, 23205, 23283, 23660, 23681, 25074, 25857, 25870, 27846, 27860, 28730, 30420, 30447, 30940, 31044, 33631, 33830, 34476, 35490, 35820, 36218, 38805, 39780, 40222, 40596, 41790, 42588, 43095, 43979, 46410, 46566, 47362, 50148, 50745, 51714, 51740, 53235, 54327, 55692, 57460, 60333, 60894, 62685, 67262, 67660, 69615, 70980, 71043, 72436, 77610, 80444, 83580, 86190, 87958, 90545, 92820, 93132, 94724, 100555, 100893, 101490, 103428, 106470, 108654, 116415, 118405, 120666, 121788, 125370, 129285, 131937, 134524, 139230, 142086, 152235, 155220, 162981, 168155, 172380, 175916, 180999, 181090, 201110, 201786, 202980, 212940, 213129, 217308, 219895, 232830, 235417, 236810, 241332, 250740, 258570, 263874, 271635, 278460, 284172, 301665, 302679, 304470, 307853, 325962, 336310, 355215, 361998, 362180, 395811, 402220, 403572, 426258, 439790, 465660, 470834, 473620, 504465, 517140, 527748, 543270, 571727, 603330, 605358, 608940, 615706, 651924, 659685, 672620, 706251, 710430, 723996, 791622, 814905, 852516, 879580, 904995, 923559, 941668, 1008930, 1065645, 1086540, 1143454, 1177085, 1206660, 1210716, 1231412, 1319370, 1412502, 1420860, 1513395, 1539265, 1583244, 1629810, 1715181, 1809990, 1847118, 1979055, 2017860, 2118753, 2131290, 2286908, 2354170, 2638740, 2770677, 2825004, 2858635, 3026790, 3078530, 3259620, 3430362, 3531255, 3619980, 3694236, 3958110, 4002089, 4237506, 4262580, 4617795, 4708340, 5145543, 5541354, 5717270, 6053580, 6157060, 6860724, 7062510, 7916220, 8004178, 8475012, 8575905, 9235590, 10291086, 10593765, 11082708, 11434540, 12006267, 13853385, 14125020, 16008356, 17151810, 18471180, 20010445, 20582172, 21187530, 24012534, 25727715, 27706770, 34303620, 36018801, 40020890, 42375060, 48025068, 51455430, 55413540, 60031335, 72037602, 80041780, 102910860, 120062670, 144075204, 180094005, 240125340, 360188010, 720376020]

約数ペア:

[(1, 720376020), (2, 360188010), (3, 240125340), (4, 180094005), (5, 144075204), (6, 120062670), (7, 102910860), (9, 80041780), (10, 72037602), (12, 60031335), (13, 55413540), (14, 51455430), (15, 48025068), (17, 42375060), (18, 40020890), (20, 36018801), (21, 34303620), (26, 27706770), (28, 25727715), (30, 24012534), (34, 21187530), (35, 20582172), (36, 20010445), (39, 18471180), (42, 17151810), (45, 16008356), (51, 14125020), (52, 13853385), (60, 12006267), (63, 11434540), (65, 11082708), (68, 10593765), (70, 10291086), (78, 9235590), (84, 8575905), (85, 8475012), (90, 8004178), (91, 7916220), (102, 7062510), (105, 6860724), (117, 6157060), (119, 6053580), (126, 5717270), (130, 5541354), (140, 5145543), (153, 4708340), (156, 4617795), (169, 4262580), (170, 4237506), (180, 4002089), (182, 3958110), (195, 3694236), (199, 3619980), (204, 3531255), (210, 3430362), (221, 3259620), (234, 3078530), (238, 3026790), (252, 2858635), (255, 2825004), (260, 2770677), (273, 2638740), (306, 2354170), (315, 2286908), (338, 2131290), (340, 2118753), (357, 2017860), (364, 1979055), (390, 1847118), (398, 1809990), (420, 1715181), (442, 1629810), (455, 1583244), (468, 1539265), (476, 1513395), (507, 1420860), (510, 1412502), (546, 1319370), (585, 1231412), (595, 1210716), (597, 1206660), (612, 1177085), (630, 1143454), (663, 1086540), (676, 1065645), (714, 1008930), (765, 941668), (780, 923559), (796, 904995), (819, 879580), (845, 852516), (884, 814905), (910, 791622), (995, 723996), (1014, 710430), (1020, 706251), (1071, 672620), (1092, 659685), (1105, 651924), (1170, 615706), (1183, 608940), (1190, 605358), (1194, 603330), (1260, 571727), (1326, 543270), (1365, 527748), (1393, 517140), (1428, 504465), (1521, 473620), (1530, 470834), (1547, 465660), (1638, 439790), (1690, 426258), (1785, 403572), (1791, 402220), (1820, 395811), (1989, 362180), (1990, 361998), (2028, 355215), (2142, 336310), (2210, 325962), (2340, 307853), (2366, 304470), (2380, 302679), (2388, 301665), (2535, 284172), (2587, 278460), (2652, 271635), (2730, 263874), (2786, 258570), (2873, 250740), (2985, 241332), (3042, 236810), (3060, 235417), (3094, 232830), (3276, 219895), (3315, 217308), (3380, 213129), (3383, 212940), (3549, 202980), (3570, 201786), (3582, 201110), (3978, 181090), (3980, 180999), (4095, 175916), (4179, 172380), (4284, 168155), (4420, 162981), (4641, 155220), (4732, 152235), (5070, 142086), (5174, 139230), (5355, 134524), (5460, 131937), (5572, 129285), (5746, 125370), (5915, 121788), (5970, 120666), (6084, 118405), (6188, 116415), (6630, 108654), (6766, 106470), (6965, 103428), (7098, 101490), (7140, 100893), (7164, 100555), (7605, 94724), (7735, 93132), (7761, 92820), (7956, 90545), (8190, 87958), (8358, 86190), (8619, 83580), (8955, 80444), (9282, 77610), (9945, 72436), (10140, 71043), (10149, 70980), (10348, 69615), (10647, 67660), (10710, 67262), (11492, 62685), (11830, 60894), (11940, 60333), (12537, 57460), (12935, 55692), (13260, 54327), (13532, 53235), (13923, 51740), (13930, 51714), (14196, 50745), (14365, 50148), (15210, 47362), (15470, 46566), (15522, 46410), (16380, 43979), (16716, 43095), (16915, 42588), (17238, 41790), (17745, 40596), (17910, 40222), (18109, 39780), (18564, 38805), (19890, 36218), (20111, 35820), (20298, 35490), (20895, 34476), (21294, 33830), (21420, 33631), (23205, 31044), (23283, 30940), (23660, 30447), (23681, 30420), (25074, 28730), (25857, 27860), (25870, 27846)]