74689890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{947}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 196577280

約数和(自身を除く): 121887390

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 239, 330, 478, 717, 947, 1195, 1434, 1894, 2390, 2629, 2841, 3585, 4735, 5258, 5682, 7170, 7887, 9470, 10417, 13145, 14205, 15774, 20834, 26290, 28410, 31251, 39435, 52085, 62502, 78870, 104170, 156255, 226333, 312510, 452666, 678999, 1131665, 1357998, 2263330, 2489663, 3394995, 4979326, 6789990, 7468989, 12448315, 14937978, 24896630, 37344945, 74689890]

約数ペア:

[(1, 74689890), (2, 37344945), (3, 24896630), (5, 14937978), (6, 12448315), (10, 7468989), (11, 6789990), (15, 4979326), (22, 3394995), (30, 2489663), (33, 2263330), (55, 1357998), (66, 1131665), (110, 678999), (165, 452666), (239, 312510), (330, 226333), (478, 156255), (717, 104170), (947, 78870), (1195, 62502), (1434, 52085), (1894, 39435), (2390, 31251), (2629, 28410), (2841, 26290), (3585, 20834), (4735, 15774), (5258, 14205), (5682, 13145), (7170, 10417), (7887, 9470)]