1228754280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{3733}}^1$

素因数の和:3971

約数の個数: 128

約数和(自身を含む): 3989704320

約数和(自身を除く): 2760950040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 211, 260, 312, 390, 422, 520, 633, 780, 844, 1055, 1266, 1560, 1688, 2110, 2532, 2743, 3165, 3733, 4220, 5064, 5486, 6330, 7466, 8229, 8440, 10972, 11199, 12660, 13715, 14932, 16458, 18665, 21944, 22398, 25320, 27430, 29864, 32916, 37330, 41145, 44796, 48529, 54860, 55995, 65832, 74660, 82290, 89592, 97058, 109720, 111990, 145587, 149320, 164580, 194116, 223980, 242645, 291174, 329160, 388232, 447960, 485290, 582348, 727935, 787663, 970580, 1164696, 1455870, 1575326, 1941160, 2362989, 2911740, 3150652, 3938315, 4725978, 5823480, 6301304, 7876630, 9451956, 10239619, 11814945, 15753260, 18903912, 20479238, 23629890, 30718857, 31506520, 40958476, 47259780, 51198095, 61437714, 81916952, 94519560, 102396190, 122875428, 153594285, 204792380, 245750856, 307188570, 409584760, 614377140, 1228754280]

約数ペア:

[(1, 1228754280), (2, 614377140), (3, 409584760), (4, 307188570), (5, 245750856), (6, 204792380), (8, 153594285), (10, 122875428), (12, 102396190), (13, 94519560), (15, 81916952), (20, 61437714), (24, 51198095), (26, 47259780), (30, 40958476), (39, 31506520), (40, 30718857), (52, 23629890), (60, 20479238), (65, 18903912), (78, 15753260), (104, 11814945), (120, 10239619), (130, 9451956), (156, 7876630), (195, 6301304), (211, 5823480), (260, 4725978), (312, 3938315), (390, 3150652), (422, 2911740), (520, 2362989), (633, 1941160), (780, 1575326), (844, 1455870), (1055, 1164696), (1266, 970580), (1560, 787663), (1688, 727935), (2110, 582348), (2532, 485290), (2743, 447960), (3165, 388232), (3733, 329160), (4220, 291174), (5064, 242645), (5486, 223980), (6330, 194116), (7466, 164580), (8229, 149320), (8440, 145587), (10972, 111990), (11199, 109720), (12660, 97058), (13715, 89592), (14932, 82290), (16458, 74660), (18665, 65832), (21944, 55995), (22398, 54860), (25320, 48529), (27430, 44796), (29864, 41145), (32916, 37330)]