15421950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:858

約数の個数: 72

約数和(自身を含む): 42450408

約数和(自身を除く): 27028458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 797, 1075, 1290, 1594, 1935, 2150, 2391, 3225, 3870, 3985, 4782, 6450, 7173, 7970, 9675, 11955, 14346, 19350, 19925, 23910, 34271, 35865, 39850, 59775, 68542, 71730, 102813, 119550, 171355, 179325, 205626, 308439, 342710, 358650, 514065, 616878, 856775, 1028130, 1542195, 1713550, 2570325, 3084390, 5140650, 7710975, 15421950]

約数ペア:

[(1, 15421950), (2, 7710975), (3, 5140650), (5, 3084390), (6, 2570325), (9, 1713550), (10, 1542195), (15, 1028130), (18, 856775), (25, 616878), (30, 514065), (43, 358650), (45, 342710), (50, 308439), (75, 205626), (86, 179325), (90, 171355), (129, 119550), (150, 102813), (215, 71730), (225, 68542), (258, 59775), (387, 39850), (430, 35865), (450, 34271), (645, 23910), (774, 19925), (797, 19350), (1075, 14346), (1290, 11955), (1594, 9675), (1935, 7970), (2150, 7173), (2391, 6450), (3225, 4782), (3870, 3985)]