220891680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:959

約数の個数: 144

約数和(自身を含む): 758407104

約数和(自身を除く): 537515424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 211, 240, 288, 360, 422, 480, 633, 720, 727, 844, 1055, 1266, 1440, 1454, 1688, 1899, 2110, 2181, 2532, 2908, 3165, 3376, 3635, 3798, 4220, 4362, 5064, 5816, 6330, 6543, 6752, 7270, 7596, 8440, 8724, 9495, 10128, 10905, 11632, 12660, 13086, 14540, 15192, 16880, 17448, 18990, 20256, 21810, 23264, 25320, 26172, 29080, 30384, 32715, 33760, 34896, 37980, 43620, 50640, 52344, 58160, 60768, 65430, 69792, 75960, 87240, 101280, 104688, 116320, 130860, 151920, 153397, 174480, 209376, 261720, 303840, 306794, 348960, 460191, 523440, 613588, 766985, 920382, 1046880, 1227176, 1380573, 1533970, 1840764, 2300955, 2454352, 2761146, 3067940, 3681528, 4601910, 4908704, 5522292, 6135880, 6902865, 7363056, 9203820, 11044584, 12271760, 13805730, 14726112, 18407640, 22089168, 24543520, 27611460, 36815280, 44178336, 55222920, 73630560, 110445840, 220891680]

約数ペア:

[(1, 220891680), (2, 110445840), (3, 73630560), (4, 55222920), (5, 44178336), (6, 36815280), (8, 27611460), (9, 24543520), (10, 22089168), (12, 18407640), (15, 14726112), (16, 13805730), (18, 12271760), (20, 11044584), (24, 9203820), (30, 7363056), (32, 6902865), (36, 6135880), (40, 5522292), (45, 4908704), (48, 4601910), (60, 3681528), (72, 3067940), (80, 2761146), (90, 2454352), (96, 2300955), (120, 1840764), (144, 1533970), (160, 1380573), (180, 1227176), (211, 1046880), (240, 920382), (288, 766985), (360, 613588), (422, 523440), (480, 460191), (633, 348960), (720, 306794), (727, 303840), (844, 261720), (1055, 209376), (1266, 174480), (1440, 153397), (1454, 151920), (1688, 130860), (1899, 116320), (2110, 104688), (2181, 101280), (2532, 87240), (2908, 75960), (3165, 69792), (3376, 65430), (3635, 60768), (3798, 58160), (4220, 52344), (4362, 50640), (5064, 43620), (5816, 37980), (6330, 34896), (6543, 33760), (6752, 32715), (7270, 30384), (7596, 29080), (8440, 26172), (8724, 25320), (9495, 23264), (10128, 21810), (10905, 20256), (11632, 18990), (12660, 17448), (13086, 16880), (14540, 15192)]