287296072

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 633916800

約数和(自身を除く): 346620728

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 229, 301, 344, 458, 521, 602, 916, 1042, 1204, 1603, 1832, 2084, 2408, 3206, 3647, 4168, 6412, 7294, 9847, 12824, 14588, 19694, 22403, 29176, 39388, 44806, 68929, 78776, 89612, 119309, 137858, 156821, 179224, 238618, 275716, 313642, 477236, 551432, 627284, 835163, 954472, 1254568, 1670326, 3340652, 5130287, 6681304, 10260574, 20521148, 35912009, 41042296, 71824018, 143648036, 287296072]

約数ペア:

[(1, 287296072), (2, 143648036), (4, 71824018), (7, 41042296), (8, 35912009), (14, 20521148), (28, 10260574), (43, 6681304), (56, 5130287), (86, 3340652), (172, 1670326), (229, 1254568), (301, 954472), (344, 835163), (458, 627284), (521, 551432), (602, 477236), (916, 313642), (1042, 275716), (1204, 238618), (1603, 179224), (1832, 156821), (2084, 137858), (2408, 119309), (3206, 89612), (3647, 78776), (4168, 68929), (6412, 44806), (7294, 39388), (9847, 29176), (12824, 22403), (14588, 19694)]