779960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 64

約数和(自身を含む): 1969920

約数和(自身を除く): 1189960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 37, 40, 62, 68, 74, 85, 124, 136, 148, 155, 170, 185, 248, 296, 310, 340, 370, 527, 620, 629, 680, 740, 1054, 1147, 1240, 1258, 1480, 2108, 2294, 2516, 2635, 3145, 4216, 4588, 5032, 5270, 5735, 6290, 9176, 10540, 11470, 12580, 19499, 21080, 22940, 25160, 38998, 45880, 77996, 97495, 155992, 194990, 389980, 779960]

約数ペア:

[(1, 779960), (2, 389980), (4, 194990), (5, 155992), (8, 97495), (10, 77996), (17, 45880), (20, 38998), (31, 25160), (34, 22940), (37, 21080), (40, 19499), (62, 12580), (68, 11470), (74, 10540), (85, 9176), (124, 6290), (136, 5735), (148, 5270), (155, 5032), (170, 4588), (185, 4216), (248, 3145), (296, 2635), (310, 2516), (340, 2294), (370, 2108), (527, 1480), (620, 1258), (629, 1240), (680, 1147), (740, 1054)]