221505540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{119089}}^1$

素因数の和:119132

約数の個数: 48

約数和(自身を含む): 640227840

約数和(自身を除く): 418722300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 119089, 238178, 357267, 476356, 595445, 714534, 1190890, 1429068, 1786335, 2381780, 3572670, 3691759, 7145340, 7383518, 11075277, 14767036, 18458795, 22150554, 36917590, 44301108, 55376385, 73835180, 110752770, 221505540]

約数ペア:

[(1, 221505540), (2, 110752770), (3, 73835180), (4, 55376385), (5, 44301108), (6, 36917590), (10, 22150554), (12, 18458795), (15, 14767036), (20, 11075277), (30, 7383518), (31, 7145340), (60, 3691759), (62, 3572670), (93, 2381780), (124, 1786335), (155, 1429068), (186, 1190890), (310, 714534), (372, 595445), (465, 476356), (620, 357267), (930, 238178), (1860, 119089)]