157999920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:687

約数の個数: 160

約数和(自身を含む): 534340800

約数和(自身を除く): 376340880

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, 89, 104, 120, 130, 156, 178, 195, 208, 240, 260, 267, 312, 356, 390, 445, 520, 534, 569, 624, 712, 780, 890, 1040, 1068, 1138, 1157, 1335, 1424, 1560, 1707, 1780, 2136, 2276, 2314, 2670, 2845, 3120, 3414, 3471, 3560, 4272, 4552, 4628, 5340, 5690, 5785, 6828, 6942, 7120, 7397, 8535, 9104, 9256, 10680, 11380, 11570, 13656, 13884, 14794, 17070, 17355, 18512, 21360, 22191, 22760, 23140, 27312, 27768, 29588, 34140, 34710, 36985, 44382, 45520, 46280, 50641, 55536, 59176, 68280, 69420, 73970, 88764, 92560, 101282, 110955, 118352, 136560, 138840, 147940, 151923, 177528, 202564, 221910, 253205, 277680, 295880, 303846, 355056, 405128, 443820, 506410, 591760, 607692, 658333, 759615, 810256, 887640, 1012820, 1215384, 1316666, 1519230, 1775280, 1974999, 2025640, 2430768, 2633332, 3038460, 3291665, 3949998, 4051280, 5266664, 6076920, 6583330, 7899996, 9874995, 10533328, 12153840, 13166660, 15799992, 19749990, 26333320, 31599984, 39499980, 52666640, 78999960, 157999920]

約数ペア:

[(1, 157999920), (2, 78999960), (3, 52666640), (4, 39499980), (5, 31599984), (6, 26333320), (8, 19749990), (10, 15799992), (12, 13166660), (13, 12153840), (15, 10533328), (16, 9874995), (20, 7899996), (24, 6583330), (26, 6076920), (30, 5266664), (39, 4051280), (40, 3949998), (48, 3291665), (52, 3038460), (60, 2633332), (65, 2430768), (78, 2025640), (80, 1974999), (89, 1775280), (104, 1519230), (120, 1316666), (130, 1215384), (156, 1012820), (178, 887640), (195, 810256), (208, 759615), (240, 658333), (260, 607692), (267, 591760), (312, 506410), (356, 443820), (390, 405128), (445, 355056), (520, 303846), (534, 295880), (569, 277680), (624, 253205), (712, 221910), (780, 202564), (890, 177528), (1040, 151923), (1068, 147940), (1138, 138840), (1157, 136560), (1335, 118352), (1424, 110955), (1560, 101282), (1707, 92560), (1780, 88764), (2136, 73970), (2276, 69420), (2314, 68280), (2670, 59176), (2845, 55536), (3120, 50641), (3414, 46280), (3471, 45520), (3560, 44382), (4272, 36985), (4552, 34710), (4628, 34140), (5340, 29588), (5690, 27768), (5785, 27312), (6828, 23140), (6942, 22760), (7120, 22191), (7397, 21360), (8535, 18512), (9104, 17355), (9256, 17070), (10680, 14794), (11380, 13884), (11570, 13656)]