257202192

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17921}}^1$

素因数の和:17968

約数の個数: 80

約数和(自身を含む): 746702208

約数和(自身を除く): 489500016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 14352, 17921, 35842, 53763, 71684, 107526, 143368, 215052, 232973, 286736, 412183, 430104, 465946, 698919, 824366, 860208, 931892, 1236549, 1397838, 1648732, 1863784, 2473098, 2795676, 3297464, 3727568, 4946196, 5358379, 5591352, 6594928, 9892392, 10716758, 11182704, 16075137, 19784784, 21433516, 32150274, 42867032, 64300548, 85734064, 128601096, 257202192]

約数ペア:

[(1, 257202192), (2, 128601096), (3, 85734064), (4, 64300548), (6, 42867032), (8, 32150274), (12, 21433516), (13, 19784784), (16, 16075137), (23, 11182704), (24, 10716758), (26, 9892392), (39, 6594928), (46, 5591352), (48, 5358379), (52, 4946196), (69, 3727568), (78, 3297464), (92, 2795676), (104, 2473098), (138, 1863784), (156, 1648732), (184, 1397838), (208, 1236549), (276, 931892), (299, 860208), (312, 824366), (368, 698919), (552, 465946), (598, 430104), (624, 412183), (897, 286736), (1104, 232973), (1196, 215052), (1794, 143368), (2392, 107526), (3588, 71684), (4784, 53763), (7176, 35842), (14352, 17921)]