287578732

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 640120320

約数和(自身を除く): 352541588

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 83, 116, 119, 166, 203, 238, 251, 332, 406, 476, 493, 502, 581, 812, 986, 1004, 1162, 1411, 1757, 1972, 2324, 2407, 2822, 3451, 3514, 4267, 4814, 5644, 6902, 7028, 7279, 8534, 9628, 9877, 13804, 14558, 16849, 17068, 19754, 20833, 29116, 29869, 33698, 39508, 40919, 41666, 50953, 59738, 67396, 81838, 83332, 101906, 119476, 123743, 145831, 163676, 203812, 247486, 286433, 291662, 354161, 494972, 572866, 583324, 604157, 708322, 866201, 1145732, 1208314, 1416644, 1732402, 2416628, 2479127, 3464804, 4229099, 4958254, 8458198, 9916508, 10270669, 16916396, 20541338, 41082676, 71894683, 143789366, 287578732]

約数ペア:

[(1, 287578732), (2, 143789366), (4, 71894683), (7, 41082676), (14, 20541338), (17, 16916396), (28, 10270669), (29, 9916508), (34, 8458198), (58, 4958254), (68, 4229099), (83, 3464804), (116, 2479127), (119, 2416628), (166, 1732402), (203, 1416644), (238, 1208314), (251, 1145732), (332, 866201), (406, 708322), (476, 604157), (493, 583324), (502, 572866), (581, 494972), (812, 354161), (986, 291662), (1004, 286433), (1162, 247486), (1411, 203812), (1757, 163676), (1972, 145831), (2324, 123743), (2407, 119476), (2822, 101906), (3451, 83332), (3514, 81838), (4267, 67396), (4814, 59738), (5644, 50953), (6902, 41666), (7028, 40919), (7279, 39508), (8534, 33698), (9628, 29869), (9877, 29116), (13804, 20833), (14558, 19754), (16849, 17068)]