266773760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18979

約数の個数: 72

約数和(自身を含む): 697134816

約数和(自身を除く): 430361056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 18947, 37894, 75788, 94735, 151576, 189470, 208417, 303152, 378940, 416834, 606304, 757880, 833668, 1042085, 1212608, 1515760, 1667336, 2084170, 2425216, 3031520, 3334672, 4168340, 4850432, 6063040, 6669344, 8336680, 12126080, 13338688, 16673360, 24252160, 26677376, 33346720, 53354752, 66693440, 133386880, 266773760]

約数ペア:

[(1, 266773760), (2, 133386880), (4, 66693440), (5, 53354752), (8, 33346720), (10, 26677376), (11, 24252160), (16, 16673360), (20, 13338688), (22, 12126080), (32, 8336680), (40, 6669344), (44, 6063040), (55, 4850432), (64, 4168340), (80, 3334672), (88, 3031520), (110, 2425216), (128, 2084170), (160, 1667336), (176, 1515760), (220, 1212608), (256, 1042085), (320, 833668), (352, 757880), (440, 606304), (640, 416834), (704, 378940), (880, 303152), (1280, 208417), (1408, 189470), (1760, 151576), (2816, 94735), (3520, 75788), (7040, 37894), (14080, 18947)]