161870060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 386394624

約数和(自身を除く): 224524564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 71, 86, 110, 142, 172, 215, 220, 241, 284, 355, 430, 473, 482, 710, 781, 860, 946, 964, 1205, 1420, 1562, 1892, 2365, 2410, 2651, 3053, 3124, 3905, 4730, 4820, 5302, 6106, 7810, 9460, 10363, 10604, 12212, 13255, 15265, 15620, 17111, 20726, 26510, 30530, 33583, 34222, 41452, 51815, 53020, 61060, 67166, 68444, 85555, 103630, 113993, 134332, 167915, 171110, 188221, 207260, 227986, 335830, 342220, 376442, 455972, 569965, 671660, 735773, 752884, 941105, 1139930, 1471546, 1882210, 2279860, 2943092, 3678865, 3764420, 7357730, 8093503, 14715460, 16187006, 32374012, 40467515, 80935030, 161870060]

約数ペア:

[(1, 161870060), (2, 80935030), (4, 40467515), (5, 32374012), (10, 16187006), (11, 14715460), (20, 8093503), (22, 7357730), (43, 3764420), (44, 3678865), (55, 2943092), (71, 2279860), (86, 1882210), (110, 1471546), (142, 1139930), (172, 941105), (215, 752884), (220, 735773), (241, 671660), (284, 569965), (355, 455972), (430, 376442), (473, 342220), (482, 335830), (710, 227986), (781, 207260), (860, 188221), (946, 171110), (964, 167915), (1205, 134332), (1420, 113993), (1562, 103630), (1892, 85555), (2365, 68444), (2410, 67166), (2651, 61060), (3053, 53020), (3124, 51815), (3905, 41452), (4730, 34222), (4820, 33583), (5302, 30530), (6106, 26510), (7810, 20726), (9460, 17111), (10363, 15620), (10604, 15265), (12212, 13255)]