20927839920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163601}}^1$

素因数の和:163671

約数の個数: 160

約数和(自身を含む): 71571294144

約数和(自身を除く): 50643454224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 156, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 624, 656, 780, 820, 984, 1040, 1066, 1230, 1560, 1599, 1640, 1968, 2132, 2460, 2665, 3120, 3198, 3280, 4264, 4920, 5330, 6396, 7995, 8528, 9840, 10660, 12792, 15990, 21320, 25584, 31980, 42640, 63960, 127920, 163601, 327202, 490803, 654404, 818005, 981606, 1308808, 1636010, 1963212, 2126813, 2454015, 2617616, 3272020, 3926424, 4253626, 4908030, 6380439, 6544040, 6707641, 7852848, 8507252, 9816060, 10634065, 12760878, 13088080, 13415282, 17014504, 19632120, 20122923, 21268130, 25521756, 26830564, 31902195, 33538205, 34029008, 39264240, 40245846, 42536260, 51043512, 53661128, 63804390, 67076410, 80491692, 85072520, 87199333, 100614615, 102087024, 107322256, 127608780, 134152820, 160983384, 170145040, 174398666, 201229230, 255217560, 261597999, 268305640, 321966768, 348797332, 402458460, 435996665, 510435120, 523195998, 536611280, 697594664, 804916920, 871993330, 1046391996, 1307989995, 1395189328, 1609833840, 1743986660, 2092783992, 2615979990, 3487973320, 4185567984, 5231959980, 6975946640, 10463919960, 20927839920]

約数ペア:

[(1, 20927839920), (2, 10463919960), (3, 6975946640), (4, 5231959980), (5, 4185567984), (6, 3487973320), (8, 2615979990), (10, 2092783992), (12, 1743986660), (13, 1609833840), (15, 1395189328), (16, 1307989995), (20, 1046391996), (24, 871993330), (26, 804916920), (30, 697594664), (39, 536611280), (40, 523195998), (41, 510435120), (48, 435996665), (52, 402458460), (60, 348797332), (65, 321966768), (78, 268305640), (80, 261597999), (82, 255217560), (104, 201229230), (120, 174398666), (123, 170145040), (130, 160983384), (156, 134152820), (164, 127608780), (195, 107322256), (205, 102087024), (208, 100614615), (240, 87199333), (246, 85072520), (260, 80491692), (312, 67076410), (328, 63804390), (390, 53661128), (410, 51043512), (492, 42536260), (520, 40245846), (533, 39264240), (615, 34029008), (624, 33538205), (656, 31902195), (780, 26830564), (820, 25521756), (984, 21268130), (1040, 20122923), (1066, 19632120), (1230, 17014504), (1560, 13415282), (1599, 13088080), (1640, 12760878), (1968, 10634065), (2132, 9816060), (2460, 8507252), (2665, 7852848), (3120, 6707641), (3198, 6544040), (3280, 6380439), (4264, 4908030), (4920, 4253626), (5330, 3926424), (6396, 3272020), (7995, 2617616), (8528, 2454015), (9840, 2126813), (10660, 1963212), (12792, 1636010), (15990, 1308808), (21320, 981606), (25584, 818005), (31980, 654404), (42640, 490803), (63960, 327202), (127920, 163601)]