126747920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 344227968

約数和(自身を除く): 217480048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 67, 68, 80, 85, 104, 107, 130, 134, 136, 170, 208, 214, 221, 260, 268, 272, 335, 340, 428, 442, 520, 535, 536, 670, 680, 856, 871, 884, 1040, 1070, 1072, 1105, 1139, 1340, 1360, 1391, 1712, 1742, 1768, 1819, 2140, 2210, 2278, 2680, 2782, 3484, 3536, 3638, 4280, 4355, 4420, 4556, 5360, 5564, 5695, 6955, 6968, 7169, 7276, 8560, 8710, 8840, 9095, 9112, 11128, 11390, 13910, 13936, 14338, 14552, 14807, 17420, 17680, 18190, 18224, 22256, 22780, 23647, 27820, 28676, 29104, 29614, 34840, 35845, 36380, 45560, 47294, 55640, 57352, 59228, 69680, 71690, 72760, 74035, 91120, 93197, 94588, 111280, 114704, 118235, 118456, 121873, 143380, 145520, 148070, 186394, 189176, 236470, 236912, 243746, 286760, 296140, 372788, 378352, 465985, 472940, 487492, 573520, 592280, 609365, 745576, 931970, 945880, 974984, 1184560, 1218730, 1491152, 1584349, 1863940, 1891760, 1949968, 2437460, 3168698, 3727880, 4874920, 6337396, 7455760, 7921745, 9749840, 12674792, 15843490, 25349584, 31686980, 63373960, 126747920]

約数ペア:

[(1, 126747920), (2, 63373960), (4, 31686980), (5, 25349584), (8, 15843490), (10, 12674792), (13, 9749840), (16, 7921745), (17, 7455760), (20, 6337396), (26, 4874920), (34, 3727880), (40, 3168698), (52, 2437460), (65, 1949968), (67, 1891760), (68, 1863940), (80, 1584349), (85, 1491152), (104, 1218730), (107, 1184560), (130, 974984), (134, 945880), (136, 931970), (170, 745576), (208, 609365), (214, 592280), (221, 573520), (260, 487492), (268, 472940), (272, 465985), (335, 378352), (340, 372788), (428, 296140), (442, 286760), (520, 243746), (535, 236912), (536, 236470), (670, 189176), (680, 186394), (856, 148070), (871, 145520), (884, 143380), (1040, 121873), (1070, 118456), (1072, 118235), (1105, 114704), (1139, 111280), (1340, 94588), (1360, 93197), (1391, 91120), (1712, 74035), (1742, 72760), (1768, 71690), (1819, 69680), (2140, 59228), (2210, 57352), (2278, 55640), (2680, 47294), (2782, 45560), (3484, 36380), (3536, 35845), (3638, 34840), (4280, 29614), (4355, 29104), (4420, 28676), (4556, 27820), (5360, 23647), (5564, 22780), (5695, 22256), (6955, 18224), (6968, 18190), (7169, 17680), (7276, 17420), (8560, 14807), (8710, 14552), (8840, 14338), (9095, 13936), (9112, 13910), (11128, 11390)]