15121456

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 35622720

約数和(自身を除く): 20501264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 41, 56, 74, 82, 89, 112, 148, 164, 178, 259, 287, 296, 328, 356, 518, 574, 592, 623, 656, 712, 1036, 1148, 1246, 1424, 1517, 2072, 2296, 2492, 3034, 3293, 3649, 4144, 4592, 4984, 6068, 6586, 7298, 9968, 10619, 12136, 13172, 14596, 21238, 23051, 24272, 25543, 26344, 29192, 42476, 46102, 51086, 52688, 58384, 84952, 92204, 102172, 135013, 169904, 184408, 204344, 270026, 368816, 408688, 540052, 945091, 1080104, 1890182, 2160208, 3780364, 7560728, 15121456]

約数ペア:

[(1, 15121456), (2, 7560728), (4, 3780364), (7, 2160208), (8, 1890182), (14, 1080104), (16, 945091), (28, 540052), (37, 408688), (41, 368816), (56, 270026), (74, 204344), (82, 184408), (89, 169904), (112, 135013), (148, 102172), (164, 92204), (178, 84952), (259, 58384), (287, 52688), (296, 51086), (328, 46102), (356, 42476), (518, 29192), (574, 26344), (592, 25543), (623, 24272), (656, 23051), (712, 21238), (1036, 14596), (1148, 13172), (1246, 12136), (1424, 10619), (1517, 9968), (2072, 7298), (2296, 6586), (2492, 6068), (3034, 4984), (3293, 4592), (3649, 4144)]