21276960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2333}}^1$

素因数の和:2370

約数の個数: 96

約数和(自身を含む): 70580160

約数和(自身を除く): 49303200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 2333, 3040, 4560, 4666, 6999, 9120, 9332, 11665, 13998, 18664, 23330, 27996, 34995, 37328, 44327, 46660, 55992, 69990, 74656, 88654, 93320, 111984, 132981, 139980, 177308, 186640, 221635, 223968, 265962, 279960, 354616, 373280, 443270, 531924, 559920, 664905, 709232, 886540, 1063848, 1119840, 1329810, 1418464, 1773080, 2127696, 2659620, 3546160, 4255392, 5319240, 7092320, 10638480, 21276960]

約数ペア:

[(1, 21276960), (2, 10638480), (3, 7092320), (4, 5319240), (5, 4255392), (6, 3546160), (8, 2659620), (10, 2127696), (12, 1773080), (15, 1418464), (16, 1329810), (19, 1119840), (20, 1063848), (24, 886540), (30, 709232), (32, 664905), (38, 559920), (40, 531924), (48, 443270), (57, 373280), (60, 354616), (76, 279960), (80, 265962), (95, 223968), (96, 221635), (114, 186640), (120, 177308), (152, 139980), (160, 132981), (190, 111984), (228, 93320), (240, 88654), (285, 74656), (304, 69990), (380, 55992), (456, 46660), (480, 44327), (570, 37328), (608, 34995), (760, 27996), (912, 23330), (1140, 18664), (1520, 13998), (1824, 11665), (2280, 9332), (2333, 9120), (3040, 6999), (4560, 4666)]