172397680

素因数分解:

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

素因数の和:256

約数の個数: 240

約数和(自身を含む): 534340800

約数和(自身を除く): 361943120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 49, 52, 56, 65, 68, 70, 80, 85, 91, 98, 104, 112, 119, 130, 136, 140, 170, 182, 196, 199, 208, 221, 238, 245, 260, 272, 280, 340, 364, 392, 398, 442, 455, 476, 490, 520, 560, 595, 637, 680, 728, 784, 796, 833, 884, 910, 952, 980, 995, 1040, 1105, 1190, 1274, 1360, 1393, 1456, 1547, 1592, 1666, 1768, 1820, 1904, 1960, 1990, 2210, 2380, 2548, 2587, 2786, 3094, 3184, 3185, 3332, 3383, 3536, 3640, 3920, 3980, 4165, 4420, 4760, 5096, 5174, 5572, 6188, 6370, 6664, 6766, 6965, 7280, 7735, 7960, 8330, 8840, 9520, 9751, 10192, 10348, 10829, 11144, 12376, 12740, 12935, 13328, 13532, 13930, 15470, 15920, 16660, 16915, 17680, 18109, 19502, 20696, 21658, 22288, 23681, 24752, 25480, 25870, 27064, 27860, 30940, 33320, 33830, 36218, 39004, 41392, 43316, 43979, 47362, 48755, 50960, 51740, 54128, 54145, 55720, 61880, 66640, 67660, 72436, 78008, 86632, 87958, 90545, 94724, 97510, 103480, 108290, 111440, 118405, 123760, 126763, 135320, 144872, 156016, 165767, 173264, 175916, 181090, 189448, 195020, 206960, 216580, 219895, 236810, 253526, 270640, 289744, 307853, 331534, 351832, 362180, 378896, 390040, 433160, 439790, 473620, 507052, 615706, 633815, 663068, 703664, 724360, 780080, 828835, 866320, 879580, 947240, 1014104, 1231412, 1267630, 1326136, 1448720, 1539265, 1657670, 1759160, 1894480, 2028208, 2154971, 2462824, 2535260, 2652272, 3078530, 3315340, 3518320, 4309942, 4925648, 5070520, 6157060, 6630680, 8619884, 10141040, 10774855, 12314120, 13261360, 17239768, 21549710, 24628240, 34479536, 43099420, 86198840, 172397680]

約数ペア:

[(1, 172397680), (2, 86198840), (4, 43099420), (5, 34479536), (7, 24628240), (8, 21549710), (10, 17239768), (13, 13261360), (14, 12314120), (16, 10774855), (17, 10141040), (20, 8619884), (26, 6630680), (28, 6157060), (34, 5070520), (35, 4925648), (40, 4309942), (49, 3518320), (52, 3315340), (56, 3078530), (65, 2652272), (68, 2535260), (70, 2462824), (80, 2154971), (85, 2028208), (91, 1894480), (98, 1759160), (104, 1657670), (112, 1539265), (119, 1448720), (130, 1326136), (136, 1267630), (140, 1231412), (170, 1014104), (182, 947240), (196, 879580), (199, 866320), (208, 828835), (221, 780080), (238, 724360), (245, 703664), (260, 663068), (272, 633815), (280, 615706), (340, 507052), (364, 473620), (392, 439790), (398, 433160), (442, 390040), (455, 378896), (476, 362180), (490, 351832), (520, 331534), (560, 307853), (595, 289744), (637, 270640), (680, 253526), (728, 236810), (784, 219895), (796, 216580), (833, 206960), (884, 195020), (910, 189448), (952, 181090), (980, 175916), (995, 173264), (1040, 165767), (1105, 156016), (1190, 144872), (1274, 135320), (1360, 126763), (1393, 123760), (1456, 118405), (1547, 111440), (1592, 108290), (1666, 103480), (1768, 97510), (1820, 94724), (1904, 90545), (1960, 87958), (1990, 86632), (2210, 78008), (2380, 72436), (2548, 67660), (2587, 66640), (2786, 61880), (3094, 55720), (3184, 54145), (3185, 54128), (3332, 51740), (3383, 50960), (3536, 48755), (3640, 47362), (3920, 43979), (3980, 43316), (4165, 41392), (4420, 39004), (4760, 36218), (5096, 33830), (5174, 33320), (5572, 30940), (6188, 27860), (6370, 27064), (6664, 25870), (6766, 25480), (6965, 24752), (7280, 23681), (7735, 22288), (7960, 21658), (8330, 20696), (8840, 19502), (9520, 18109), (9751, 17680), (10192, 16915), (10348, 16660), (10829, 15920), (11144, 15470), (12376, 13930), (12740, 13532), (12935, 13328)]