30775518

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 41800482

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 71, 138, 142, 207, 213, 349, 414, 426, 621, 639, 698, 1047, 1242, 1278, 1633, 1917, 2094, 3141, 3266, 3834, 4899, 6282, 8027, 9423, 9798, 14697, 16054, 18846, 24081, 24779, 29394, 44091, 48162, 49558, 72243, 74337, 88182, 144486, 148674, 216729, 223011, 433458, 446022, 569917, 669033, 1139834, 1338066, 1709751, 3419502, 5129253, 10258506, 15387759, 30775518]

約数ペア:

[(1, 30775518), (2, 15387759), (3, 10258506), (6, 5129253), (9, 3419502), (18, 1709751), (23, 1338066), (27, 1139834), (46, 669033), (54, 569917), (69, 446022), (71, 433458), (138, 223011), (142, 216729), (207, 148674), (213, 144486), (349, 88182), (414, 74337), (426, 72243), (621, 49558), (639, 48162), (698, 44091), (1047, 29394), (1242, 24779), (1278, 24081), (1633, 18846), (1917, 16054), (2094, 14697), (3141, 9798), (3266, 9423), (3834, 8027), (4899, 6282)]