133386880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18977

約数の個数: 64

約数和(自身を含む): 347885280

約数和(自身を除く): 214498400

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, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 18947, 37894, 75788, 94735, 151576, 189470, 208417, 303152, 378940, 416834, 606304, 757880, 833668, 1042085, 1212608, 1515760, 1667336, 2084170, 2425216, 3031520, 3334672, 4168340, 6063040, 6669344, 8336680, 12126080, 13338688, 16673360, 26677376, 33346720, 66693440, 133386880]

約数ペア:

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