8459490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 22176000

約数和(自身を除く): 13716510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 199, 218, 327, 390, 398, 545, 597, 654, 995, 1090, 1194, 1417, 1635, 1990, 2587, 2834, 2985, 3270, 4251, 5174, 5970, 7085, 7761, 8502, 12935, 14170, 15522, 21255, 21691, 25870, 38805, 42510, 43382, 65073, 77610, 108455, 130146, 216910, 281983, 325365, 563966, 650730, 845949, 1409915, 1691898, 2819830, 4229745, 8459490]

約数ペア:

[(1, 8459490), (2, 4229745), (3, 2819830), (5, 1691898), (6, 1409915), (10, 845949), (13, 650730), (15, 563966), (26, 325365), (30, 281983), (39, 216910), (65, 130146), (78, 108455), (109, 77610), (130, 65073), (195, 43382), (199, 42510), (218, 38805), (327, 25870), (390, 21691), (398, 21255), (545, 15522), (597, 14170), (654, 12935), (995, 8502), (1090, 7761), (1194, 7085), (1417, 5970), (1635, 5174), (1990, 4251), (2587, 3270), (2834, 2985)]