221413680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1699}}^1$

素因数の和:1899

約数の個数: 120

約数和(自身を含む): 748129200

約数和(自身を除く): 526715520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 181, 240, 360, 362, 543, 720, 724, 905, 1086, 1448, 1629, 1699, 1810, 2172, 2715, 2896, 3258, 3398, 3620, 4344, 5097, 5430, 6516, 6796, 7240, 8145, 8495, 8688, 10194, 10860, 13032, 13592, 14480, 15291, 16290, 16990, 20388, 21720, 25485, 26064, 27184, 30582, 32580, 33980, 40776, 43440, 50970, 61164, 65160, 67960, 76455, 81552, 101940, 122328, 130320, 135920, 152910, 203880, 244656, 305820, 307519, 407760, 611640, 615038, 922557, 1223280, 1230076, 1537595, 1845114, 2460152, 2767671, 3075190, 3690228, 4612785, 4920304, 5535342, 6150380, 7380456, 9225570, 11070684, 12300760, 13838355, 14760912, 18451140, 22141368, 24601520, 27676710, 36902280, 44282736, 55353420, 73804560, 110706840, 221413680]

約数ペア:

[(1, 221413680), (2, 110706840), (3, 73804560), (4, 55353420), (5, 44282736), (6, 36902280), (8, 27676710), (9, 24601520), (10, 22141368), (12, 18451140), (15, 14760912), (16, 13838355), (18, 12300760), (20, 11070684), (24, 9225570), (30, 7380456), (36, 6150380), (40, 5535342), (45, 4920304), (48, 4612785), (60, 3690228), (72, 3075190), (80, 2767671), (90, 2460152), (120, 1845114), (144, 1537595), (180, 1230076), (181, 1223280), (240, 922557), (360, 615038), (362, 611640), (543, 407760), (720, 307519), (724, 305820), (905, 244656), (1086, 203880), (1448, 152910), (1629, 135920), (1699, 130320), (1810, 122328), (2172, 101940), (2715, 81552), (2896, 76455), (3258, 67960), (3398, 65160), (3620, 61164), (4344, 50970), (5097, 43440), (5430, 40776), (6516, 33980), (6796, 32580), (7240, 30582), (8145, 27184), (8495, 26064), (8688, 25485), (10194, 21720), (10860, 20388), (13032, 16990), (13592, 16290), (14480, 15291)]