228555320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 617379840

約数和(自身を除く): 388824520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 140, 164, 172, 205, 215, 280, 287, 301, 328, 344, 410, 430, 463, 574, 602, 820, 860, 926, 1148, 1204, 1435, 1505, 1640, 1720, 1763, 1852, 2296, 2315, 2408, 2870, 3010, 3241, 3526, 3704, 4630, 5740, 6020, 6482, 7052, 8815, 9260, 11480, 12040, 12341, 12964, 14104, 16205, 17630, 18520, 18983, 19909, 24682, 25928, 32410, 35260, 37966, 39818, 49364, 61705, 64820, 70520, 75932, 79636, 94915, 98728, 99545, 123410, 129640, 132881, 139363, 151864, 159272, 189830, 199090, 246820, 265762, 278726, 379660, 398180, 493640, 531524, 557452, 664405, 696815, 759320, 796360, 816269, 1063048, 1114904, 1328810, 1393630, 1632538, 2657620, 2787260, 3265076, 4081345, 5315240, 5574520, 5713883, 6530152, 8162690, 11427766, 16325380, 22855532, 28569415, 32650760, 45711064, 57138830, 114277660, 228555320]

約数ペア:

[(1, 228555320), (2, 114277660), (4, 57138830), (5, 45711064), (7, 32650760), (8, 28569415), (10, 22855532), (14, 16325380), (20, 11427766), (28, 8162690), (35, 6530152), (40, 5713883), (41, 5574520), (43, 5315240), (56, 4081345), (70, 3265076), (82, 2787260), (86, 2657620), (140, 1632538), (164, 1393630), (172, 1328810), (205, 1114904), (215, 1063048), (280, 816269), (287, 796360), (301, 759320), (328, 696815), (344, 664405), (410, 557452), (430, 531524), (463, 493640), (574, 398180), (602, 379660), (820, 278726), (860, 265762), (926, 246820), (1148, 199090), (1204, 189830), (1435, 159272), (1505, 151864), (1640, 139363), (1720, 132881), (1763, 129640), (1852, 123410), (2296, 99545), (2315, 98728), (2408, 94915), (2870, 79636), (3010, 75932), (3241, 70520), (3526, 64820), (3704, 61705), (4630, 49364), (5740, 39818), (6020, 37966), (6482, 35260), (7052, 32410), (8815, 25928), (9260, 24682), (11480, 19909), (12040, 18983), (12341, 18520), (12964, 17630), (14104, 16205)]