15514640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 38836800

約数和(自身を除く): 23322160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 173, 190, 236, 295, 304, 346, 380, 472, 590, 692, 760, 865, 944, 1121, 1180, 1384, 1520, 1730, 2242, 2360, 2768, 3287, 3460, 4484, 4720, 5605, 6574, 6920, 8968, 10207, 11210, 13148, 13840, 16435, 17936, 20414, 22420, 26296, 32870, 40828, 44840, 51035, 52592, 65740, 81656, 89680, 102070, 131480, 163312, 193933, 204140, 262960, 387866, 408280, 775732, 816560, 969665, 1551464, 1939330, 3102928, 3878660, 7757320, 15514640]

約数ペア:

[(1, 15514640), (2, 7757320), (4, 3878660), (5, 3102928), (8, 1939330), (10, 1551464), (16, 969665), (19, 816560), (20, 775732), (38, 408280), (40, 387866), (59, 262960), (76, 204140), (80, 193933), (95, 163312), (118, 131480), (152, 102070), (173, 89680), (190, 81656), (236, 65740), (295, 52592), (304, 51035), (346, 44840), (380, 40828), (472, 32870), (590, 26296), (692, 22420), (760, 20414), (865, 17936), (944, 16435), (1121, 13840), (1180, 13148), (1384, 11210), (1520, 10207), (1730, 8968), (2242, 6920), (2360, 6574), (2768, 5605), (3287, 4720), (3460, 4484)]