321475788

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4337}}^1$

素因数の和:4447

約数の個数: 72

約数和(自身を含む): 852677280

約数和(自身を除く): 531201492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 426, 522, 639, 852, 1044, 1278, 2059, 2556, 4118, 4337, 6177, 8236, 8674, 12354, 13011, 17348, 18531, 24708, 26022, 37062, 39033, 52044, 74124, 78066, 125773, 156132, 251546, 307927, 377319, 503092, 615854, 754638, 923781, 1131957, 1231708, 1509276, 1847562, 2263914, 2771343, 3695124, 4527828, 5542686, 8929883, 11085372, 17859766, 26789649, 35719532, 53579298, 80368947, 107158596, 160737894, 321475788]

約数ペア:

[(1, 321475788), (2, 160737894), (3, 107158596), (4, 80368947), (6, 53579298), (9, 35719532), (12, 26789649), (18, 17859766), (29, 11085372), (36, 8929883), (58, 5542686), (71, 4527828), (87, 3695124), (116, 2771343), (142, 2263914), (174, 1847562), (213, 1509276), (261, 1231708), (284, 1131957), (348, 923781), (426, 754638), (522, 615854), (639, 503092), (852, 377319), (1044, 307927), (1278, 251546), (2059, 156132), (2556, 125773), (4118, 78066), (4337, 74124), (6177, 52044), (8236, 39033), (8674, 37062), (12354, 26022), (13011, 24708), (17348, 18531)]