217398480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1269

約数の個数: 160

約数和(自身を含む): 738702720

約数和(自身を除く): 521304240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 156, 177, 195, 208, 236, 240, 260, 295, 312, 354, 390, 472, 520, 590, 624, 708, 767, 780, 885, 944, 1040, 1180, 1181, 1416, 1534, 1560, 1770, 2301, 2360, 2362, 2832, 3068, 3120, 3540, 3543, 3835, 4602, 4720, 4724, 5905, 6136, 7080, 7086, 7670, 9204, 9448, 11505, 11810, 12272, 14160, 14172, 15340, 15353, 17715, 18408, 18896, 23010, 23620, 28344, 30680, 30706, 35430, 36816, 46020, 46059, 47240, 56688, 61360, 61412, 69679, 70860, 76765, 92040, 92118, 94480, 122824, 139358, 141720, 153530, 184080, 184236, 209037, 230295, 245648, 278716, 283440, 307060, 348395, 368472, 418074, 460590, 557432, 614120, 696790, 736944, 836148, 905827, 921180, 1045185, 1114864, 1228240, 1393580, 1672296, 1811654, 1842360, 2090370, 2717481, 2787160, 3344592, 3623308, 3684720, 4180740, 4529135, 5434962, 5574320, 7246616, 8361480, 9058270, 10869924, 13587405, 14493232, 16722960, 18116540, 21739848, 27174810, 36233080, 43479696, 54349620, 72466160, 108699240, 217398480]

約数ペア:

[(1, 217398480), (2, 108699240), (3, 72466160), (4, 54349620), (5, 43479696), (6, 36233080), (8, 27174810), (10, 21739848), (12, 18116540), (13, 16722960), (15, 14493232), (16, 13587405), (20, 10869924), (24, 9058270), (26, 8361480), (30, 7246616), (39, 5574320), (40, 5434962), (48, 4529135), (52, 4180740), (59, 3684720), (60, 3623308), (65, 3344592), (78, 2787160), (80, 2717481), (104, 2090370), (118, 1842360), (120, 1811654), (130, 1672296), (156, 1393580), (177, 1228240), (195, 1114864), (208, 1045185), (236, 921180), (240, 905827), (260, 836148), (295, 736944), (312, 696790), (354, 614120), (390, 557432), (472, 460590), (520, 418074), (590, 368472), (624, 348395), (708, 307060), (767, 283440), (780, 278716), (885, 245648), (944, 230295), (1040, 209037), (1180, 184236), (1181, 184080), (1416, 153530), (1534, 141720), (1560, 139358), (1770, 122824), (2301, 94480), (2360, 92118), (2362, 92040), (2832, 76765), (3068, 70860), (3120, 69679), (3540, 61412), (3543, 61360), (3835, 56688), (4602, 47240), (4720, 46059), (4724, 46020), (5905, 36816), (6136, 35430), (7080, 30706), (7086, 30680), (7670, 28344), (9204, 23620), (9448, 23010), (11505, 18896), (11810, 18408), (12272, 17715), (14160, 15353), (14172, 15340)]