260921600

素因数分解:

$2^8\times 5^2\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 108

約数和(自身を含む): 657718320

約数和(自身を除く): 396796720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 128, 160, 200, 236, 256, 295, 320, 400, 472, 590, 640, 691, 800, 944, 1180, 1280, 1382, 1475, 1600, 1888, 2360, 2764, 2950, 3200, 3455, 3776, 4720, 5528, 5900, 6400, 6910, 7552, 9440, 11056, 11800, 13820, 15104, 17275, 18880, 22112, 23600, 27640, 34550, 37760, 40769, 44224, 47200, 55280, 69100, 75520, 81538, 88448, 94400, 110560, 138200, 163076, 176896, 188800, 203845, 221120, 276400, 326152, 377600, 407690, 442240, 552800, 652304, 815380, 884480, 1019225, 1105600, 1304608, 1630760, 2038450, 2211200, 2609216, 3261520, 4076900, 4422400, 5218432, 6523040, 8153800, 10436864, 13046080, 16307600, 26092160, 32615200, 52184320, 65230400, 130460800, 260921600]

約数ペア:

[(1, 260921600), (2, 130460800), (4, 65230400), (5, 52184320), (8, 32615200), (10, 26092160), (16, 16307600), (20, 13046080), (25, 10436864), (32, 8153800), (40, 6523040), (50, 5218432), (59, 4422400), (64, 4076900), (80, 3261520), (100, 2609216), (118, 2211200), (128, 2038450), (160, 1630760), (200, 1304608), (236, 1105600), (256, 1019225), (295, 884480), (320, 815380), (400, 652304), (472, 552800), (590, 442240), (640, 407690), (691, 377600), (800, 326152), (944, 276400), (1180, 221120), (1280, 203845), (1382, 188800), (1475, 176896), (1600, 163076), (1888, 138200), (2360, 110560), (2764, 94400), (2950, 88448), (3200, 81538), (3455, 75520), (3776, 69100), (4720, 55280), (5528, 47200), (5900, 44224), (6400, 40769), (6910, 37760), (7552, 34550), (9440, 27640), (11056, 23600), (11800, 22112), (13820, 18880), (15104, 17275)]