164472280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 453340800

約数和(自身を除く): 288868520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 109, 119, 136, 140, 170, 218, 238, 280, 317, 340, 436, 476, 545, 595, 634, 680, 763, 872, 952, 1090, 1190, 1268, 1526, 1585, 1853, 2180, 2219, 2380, 2536, 3052, 3170, 3706, 3815, 4360, 4438, 4760, 5389, 6104, 6340, 7412, 7630, 8876, 9265, 10778, 11095, 12680, 12971, 14824, 15260, 17752, 18530, 21556, 22190, 25942, 26945, 30520, 34553, 37060, 37723, 43112, 44380, 51884, 53890, 64855, 69106, 74120, 75446, 88760, 103768, 107780, 129710, 138212, 150892, 172765, 188615, 215560, 241871, 259420, 276424, 301784, 345530, 377230, 483742, 518840, 587401, 691060, 754460, 967484, 1174802, 1209355, 1382120, 1508920, 1934968, 2349604, 2418710, 2937005, 4111807, 4699208, 4837420, 5874010, 8223614, 9674840, 11748020, 16447228, 20559035, 23496040, 32894456, 41118070, 82236140, 164472280]

約数ペア:

[(1, 164472280), (2, 82236140), (4, 41118070), (5, 32894456), (7, 23496040), (8, 20559035), (10, 16447228), (14, 11748020), (17, 9674840), (20, 8223614), (28, 5874010), (34, 4837420), (35, 4699208), (40, 4111807), (56, 2937005), (68, 2418710), (70, 2349604), (85, 1934968), (109, 1508920), (119, 1382120), (136, 1209355), (140, 1174802), (170, 967484), (218, 754460), (238, 691060), (280, 587401), (317, 518840), (340, 483742), (436, 377230), (476, 345530), (545, 301784), (595, 276424), (634, 259420), (680, 241871), (763, 215560), (872, 188615), (952, 172765), (1090, 150892), (1190, 138212), (1268, 129710), (1526, 107780), (1585, 103768), (1853, 88760), (2180, 75446), (2219, 74120), (2380, 69106), (2536, 64855), (3052, 53890), (3170, 51884), (3706, 44380), (3815, 43112), (4360, 37723), (4438, 37060), (4760, 34553), (5389, 30520), (6104, 26945), (6340, 25942), (7412, 22190), (7630, 21556), (8876, 18530), (9265, 17752), (10778, 15260), (11095, 14824), (12680, 12971)]