17798580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 54907944

約数和(自身を除く): 37109364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1621, 1830, 2196, 2745, 3242, 3660, 4863, 5490, 6484, 8105, 9726, 10980, 14589, 16210, 19452, 24315, 29178, 32420, 48630, 58356, 72945, 97260, 98881, 145890, 197762, 291780, 296643, 395524, 494405, 593286, 889929, 988810, 1186572, 1483215, 1779858, 1977620, 2966430, 3559716, 4449645, 5932860, 8899290, 17798580]

約数ペア:

[(1, 17798580), (2, 8899290), (3, 5932860), (4, 4449645), (5, 3559716), (6, 2966430), (9, 1977620), (10, 1779858), (12, 1483215), (15, 1186572), (18, 988810), (20, 889929), (30, 593286), (36, 494405), (45, 395524), (60, 296643), (61, 291780), (90, 197762), (122, 145890), (180, 98881), (183, 97260), (244, 72945), (305, 58356), (366, 48630), (549, 32420), (610, 29178), (732, 24315), (915, 19452), (1098, 16210), (1220, 14589), (1621, 10980), (1830, 9726), (2196, 8105), (2745, 6484), (3242, 5490), (3660, 4863)]