154900760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79031}}^1$

素因数の和:79056

約数の個数: 48

約数和(自身を含む): 405434160

約数和(自身を除く): 250533400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 79031, 158062, 316124, 395155, 553217, 632248, 790310, 1106434, 1580620, 2212868, 2766085, 3161240, 3872519, 4425736, 5532170, 7745038, 11064340, 15490076, 19362595, 22128680, 30980152, 38725190, 77450380, 154900760]

約数ペア:

[(1, 154900760), (2, 77450380), (4, 38725190), (5, 30980152), (7, 22128680), (8, 19362595), (10, 15490076), (14, 11064340), (20, 7745038), (28, 5532170), (35, 4425736), (40, 3872519), (49, 3161240), (56, 2766085), (70, 2212868), (98, 1580620), (140, 1106434), (196, 790310), (245, 632248), (280, 553217), (392, 395155), (490, 316124), (980, 158062), (1960, 79031)]