15598920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2206

約数の個数: 64

約数和(自身を含む): 47586240

約数和(自身を除く): 31987320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2131, 2440, 3660, 4262, 6393, 7320, 8524, 10655, 12786, 17048, 21310, 25572, 31965, 42620, 51144, 63930, 85240, 127860, 129991, 255720, 259982, 389973, 519964, 649955, 779946, 1039928, 1299910, 1559892, 1949865, 2599820, 3119784, 3899730, 5199640, 7799460, 15598920]

約数ペア:

[(1, 15598920), (2, 7799460), (3, 5199640), (4, 3899730), (5, 3119784), (6, 2599820), (8, 1949865), (10, 1559892), (12, 1299910), (15, 1039928), (20, 779946), (24, 649955), (30, 519964), (40, 389973), (60, 259982), (61, 255720), (120, 129991), (122, 127860), (183, 85240), (244, 63930), (305, 51144), (366, 42620), (488, 31965), (610, 25572), (732, 21310), (915, 17048), (1220, 12786), (1464, 10655), (1830, 8524), (2131, 7320), (2440, 6393), (3660, 4262)]