21563040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 68584320

約数和(自身を除く): 47021280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 167, 240, 269, 334, 480, 501, 538, 668, 807, 835, 1002, 1076, 1336, 1345, 1614, 1670, 2004, 2152, 2505, 2672, 2690, 3228, 3340, 4008, 4035, 4304, 5010, 5344, 5380, 6456, 6680, 8016, 8070, 8608, 10020, 10760, 12912, 13360, 16032, 16140, 20040, 21520, 25824, 26720, 32280, 40080, 43040, 44923, 64560, 80160, 89846, 129120, 134769, 179692, 224615, 269538, 359384, 449230, 539076, 673845, 718768, 898460, 1078152, 1347690, 1437536, 1796920, 2156304, 2695380, 3593840, 4312608, 5390760, 7187680, 10781520, 21563040]

約数ペア:

[(1, 21563040), (2, 10781520), (3, 7187680), (4, 5390760), (5, 4312608), (6, 3593840), (8, 2695380), (10, 2156304), (12, 1796920), (15, 1437536), (16, 1347690), (20, 1078152), (24, 898460), (30, 718768), (32, 673845), (40, 539076), (48, 449230), (60, 359384), (80, 269538), (96, 224615), (120, 179692), (160, 134769), (167, 129120), (240, 89846), (269, 80160), (334, 64560), (480, 44923), (501, 43040), (538, 40080), (668, 32280), (807, 26720), (835, 25824), (1002, 21520), (1076, 20040), (1336, 16140), (1345, 16032), (1614, 13360), (1670, 12912), (2004, 10760), (2152, 10020), (2505, 8608), (2672, 8070), (2690, 8016), (3228, 6680), (3340, 6456), (4008, 5380), (4035, 5344), (4304, 5010)]