128345224

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 284135040

約数和(自身を除く): 155789816

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 83, 106, 166, 212, 332, 371, 424, 521, 581, 664, 742, 1042, 1162, 1484, 2084, 2324, 2968, 3647, 4168, 4399, 4648, 7294, 8798, 14588, 17596, 27613, 29176, 30793, 35192, 43243, 55226, 61586, 86486, 110452, 123172, 172972, 193291, 220904, 246344, 302701, 345944, 386582, 605402, 773164, 1210804, 1546328, 2291879, 2421608, 4583758, 9167516, 16043153, 18335032, 32086306, 64172612, 128345224]

約数ペア:

[(1, 128345224), (2, 64172612), (4, 32086306), (7, 18335032), (8, 16043153), (14, 9167516), (28, 4583758), (53, 2421608), (56, 2291879), (83, 1546328), (106, 1210804), (166, 773164), (212, 605402), (332, 386582), (371, 345944), (424, 302701), (521, 246344), (581, 220904), (664, 193291), (742, 172972), (1042, 123172), (1162, 110452), (1484, 86486), (2084, 61586), (2324, 55226), (2968, 43243), (3647, 35192), (4168, 30793), (4399, 29176), (4648, 27613), (7294, 17596), (8798, 14588)]