279720480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 192

約数和(自身を含む): 990662400

約数和(自身を除く): 710941920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 780, 897, 920, 1040, 1104, 1196, 1248, 1380, 1495, 1560, 1794, 1840, 1949, 2080, 2208, 2392, 2760, 2990, 3120, 3588, 3680, 3898, 4485, 4784, 5520, 5847, 5980, 6240, 7176, 7796, 8970, 9568, 9745, 11040, 11694, 11960, 14352, 15592, 17940, 19490, 23388, 23920, 25337, 28704, 29235, 31184, 35880, 38980, 44827, 46776, 47840, 50674, 58470, 62368, 71760, 76011, 77960, 89654, 93552, 101348, 116940, 126685, 134481, 143520, 152022, 155920, 179308, 187104, 202696, 224135, 233880, 253370, 268962, 304044, 311840, 358616, 380055, 405392, 448270, 467760, 506740, 537924, 582751, 608088, 672405, 717232, 760110, 810784, 896540, 935520, 1013480, 1075848, 1165502, 1216176, 1344810, 1434464, 1520220, 1748253, 1793080, 2026960, 2151696, 2331004, 2432352, 2689620, 2913755, 3040440, 3496506, 3586160, 4053920, 4303392, 4662008, 5379240, 5827510, 6080880, 6993012, 7172320, 8741265, 9324016, 10758480, 11655020, 12161760, 13986024, 17482530, 18648032, 21516960, 23310040, 27972048, 34965060, 46620080, 55944096, 69930120, 93240160, 139860240, 279720480]

約数ペア:

[(1, 279720480), (2, 139860240), (3, 93240160), (4, 69930120), (5, 55944096), (6, 46620080), (8, 34965060), (10, 27972048), (12, 23310040), (13, 21516960), (15, 18648032), (16, 17482530), (20, 13986024), (23, 12161760), (24, 11655020), (26, 10758480), (30, 9324016), (32, 8741265), (39, 7172320), (40, 6993012), (46, 6080880), (48, 5827510), (52, 5379240), (60, 4662008), (65, 4303392), (69, 4053920), (78, 3586160), (80, 3496506), (92, 3040440), (96, 2913755), (104, 2689620), (115, 2432352), (120, 2331004), (130, 2151696), (138, 2026960), (156, 1793080), (160, 1748253), (184, 1520220), (195, 1434464), (208, 1344810), (230, 1216176), (240, 1165502), (260, 1075848), (276, 1013480), (299, 935520), (312, 896540), (345, 810784), (368, 760110), (390, 717232), (416, 672405), (460, 608088), (480, 582751), (520, 537924), (552, 506740), (598, 467760), (624, 448270), (690, 405392), (736, 380055), (780, 358616), (897, 311840), (920, 304044), (1040, 268962), (1104, 253370), (1196, 233880), (1248, 224135), (1380, 202696), (1495, 187104), (1560, 179308), (1794, 155920), (1840, 152022), (1949, 143520), (2080, 134481), (2208, 126685), (2392, 116940), (2760, 101348), (2990, 93552), (3120, 89654), (3588, 77960), (3680, 76011), (3898, 71760), (4485, 62368), (4784, 58470), (5520, 50674), (5847, 47840), (5980, 46776), (6240, 44827), (7176, 38980), (7796, 35880), (8970, 31184), (9568, 29235), (9745, 28704), (11040, 25337), (11694, 23920), (11960, 23388), (14352, 19490), (15592, 17940)]