164816120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7451}}^1$

素因数の和:7548

約数の個数: 64

約数和(自身を含む): 429235200

約数和(自身を除く): 264419080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 7451, 11060, 14902, 22120, 29804, 37255, 52157, 59608, 74510, 104314, 149020, 208628, 260785, 298040, 417256, 521570, 588629, 1043140, 1177258, 2086280, 2354516, 2943145, 4120403, 4709032, 5886290, 8240806, 11772580, 16481612, 20602015, 23545160, 32963224, 41204030, 82408060, 164816120]

約数ペア:

[(1, 164816120), (2, 82408060), (4, 41204030), (5, 32963224), (7, 23545160), (8, 20602015), (10, 16481612), (14, 11772580), (20, 8240806), (28, 5886290), (35, 4709032), (40, 4120403), (56, 2943145), (70, 2354516), (79, 2086280), (140, 1177258), (158, 1043140), (280, 588629), (316, 521570), (395, 417256), (553, 298040), (632, 260785), (790, 208628), (1106, 149020), (1580, 104314), (2212, 74510), (2765, 59608), (3160, 52157), (4424, 37255), (5530, 29804), (7451, 22120), (11060, 14902)]