217429680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:563

約数の個数: 160

約数和(自身を含む): 731453184

約数和(自身を除く): 514023504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 227, 240, 260, 307, 312, 390, 454, 520, 614, 624, 681, 780, 908, 921, 1040, 1135, 1228, 1362, 1535, 1560, 1816, 1842, 2270, 2456, 2724, 2951, 3070, 3120, 3405, 3632, 3684, 3991, 4540, 4605, 4912, 5448, 5902, 6140, 6810, 7368, 7982, 8853, 9080, 9210, 10896, 11804, 11973, 12280, 13620, 14736, 14755, 15964, 17706, 18160, 18420, 19955, 23608, 23946, 24560, 27240, 29510, 31928, 35412, 36840, 39910, 44265, 47216, 47892, 54480, 59020, 59865, 63856, 69689, 70824, 73680, 79820, 88530, 95784, 118040, 119730, 139378, 141648, 159640, 177060, 191568, 209067, 236080, 239460, 278756, 319280, 348445, 354120, 418134, 478920, 557512, 696890, 708240, 836268, 905957, 957840, 1045335, 1115024, 1393780, 1672536, 1811914, 2090670, 2717871, 2787560, 3345072, 3623828, 4181340, 4529785, 5435742, 5575120, 7247656, 8362680, 9059570, 10871484, 13589355, 14495312, 16725360, 18119140, 21742968, 27178710, 36238280, 43485936, 54357420, 72476560, 108714840, 217429680]

約数ペア:

[(1, 217429680), (2, 108714840), (3, 72476560), (4, 54357420), (5, 43485936), (6, 36238280), (8, 27178710), (10, 21742968), (12, 18119140), (13, 16725360), (15, 14495312), (16, 13589355), (20, 10871484), (24, 9059570), (26, 8362680), (30, 7247656), (39, 5575120), (40, 5435742), (48, 4529785), (52, 4181340), (60, 3623828), (65, 3345072), (78, 2787560), (80, 2717871), (104, 2090670), (120, 1811914), (130, 1672536), (156, 1393780), (195, 1115024), (208, 1045335), (227, 957840), (240, 905957), (260, 836268), (307, 708240), (312, 696890), (390, 557512), (454, 478920), (520, 418134), (614, 354120), (624, 348445), (681, 319280), (780, 278756), (908, 239460), (921, 236080), (1040, 209067), (1135, 191568), (1228, 177060), (1362, 159640), (1535, 141648), (1560, 139378), (1816, 119730), (1842, 118040), (2270, 95784), (2456, 88530), (2724, 79820), (2951, 73680), (3070, 70824), (3120, 69689), (3405, 63856), (3632, 59865), (3684, 59020), (3991, 54480), (4540, 47892), (4605, 47216), (4912, 44265), (5448, 39910), (5902, 36840), (6140, 35412), (6810, 31928), (7368, 29510), (7982, 27240), (8853, 24560), (9080, 23946), (9210, 23608), (10896, 19955), (11804, 18420), (11973, 18160), (12280, 17706), (13620, 15964), (14736, 14755)]