34898780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 86184000

約数和(自身を除く): 51285220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 239, 245, 298, 478, 490, 596, 745, 956, 980, 1043, 1195, 1490, 1673, 2086, 2390, 2980, 3346, 4172, 4780, 5215, 6692, 7301, 8365, 10430, 11711, 14602, 16730, 20860, 23422, 29204, 33460, 35611, 36505, 46844, 58555, 71222, 73010, 117110, 142444, 146020, 178055, 234220, 249277, 356110, 498554, 712220, 997108, 1246385, 1744939, 2492770, 3489878, 4985540, 6979756, 8724695, 17449390, 34898780]

約数ペア:

[(1, 34898780), (2, 17449390), (4, 8724695), (5, 6979756), (7, 4985540), (10, 3489878), (14, 2492770), (20, 1744939), (28, 1246385), (35, 997108), (49, 712220), (70, 498554), (98, 356110), (140, 249277), (149, 234220), (196, 178055), (239, 146020), (245, 142444), (298, 117110), (478, 73010), (490, 71222), (596, 58555), (745, 46844), (956, 36505), (980, 35611), (1043, 33460), (1195, 29204), (1490, 23422), (1673, 20860), (2086, 16730), (2390, 14602), (2980, 11711), (3346, 10430), (4172, 8365), (4780, 7301), (5215, 6692)]