156960390520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{696611}}^1$

素因数の和:696796

約数の個数: 64

約数和(自身を含む): 364133024640

約数和(自身を除く): 207172634120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 131, 172, 215, 262, 344, 430, 524, 655, 860, 1048, 1310, 1720, 2620, 5240, 5633, 11266, 22532, 28165, 45064, 56330, 112660, 225320, 696611, 1393222, 2786444, 3483055, 5572888, 6966110, 13932220, 27864440, 29954273, 59908546, 91256041, 119817092, 149771365, 182512082, 239634184, 299542730, 365024164, 456280205, 599085460, 730048328, 912560410, 1198170920, 1825120820, 3650241640, 3924009763, 7848019526, 15696039052, 19620048815, 31392078104, 39240097630, 78480195260, 156960390520]

約数ペア:

[(1, 156960390520), (2, 78480195260), (4, 39240097630), (5, 31392078104), (8, 19620048815), (10, 15696039052), (20, 7848019526), (40, 3924009763), (43, 3650241640), (86, 1825120820), (131, 1198170920), (172, 912560410), (215, 730048328), (262, 599085460), (344, 456280205), (430, 365024164), (524, 299542730), (655, 239634184), (860, 182512082), (1048, 149771365), (1310, 119817092), (1720, 91256041), (2620, 59908546), (5240, 29954273), (5633, 27864440), (11266, 13932220), (22532, 6966110), (28165, 5572888), (45064, 3483055), (56330, 2786444), (112660, 1393222), (225320, 696611)]