145174160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 354727296

約数和(自身を除く): 209553136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 257, 307, 368, 460, 514, 614, 920, 1028, 1228, 1285, 1535, 1840, 2056, 2456, 2570, 3070, 4112, 4912, 5140, 5911, 6140, 7061, 10280, 11822, 12280, 14122, 20560, 23644, 24560, 28244, 29555, 35305, 47288, 56488, 59110, 70610, 78899, 94576, 112976, 118220, 141220, 157798, 236440, 282440, 315596, 394495, 472880, 564880, 631192, 788990, 1262384, 1577980, 1814677, 3155960, 3629354, 6311920, 7258708, 9073385, 14517416, 18146770, 29034832, 36293540, 72587080, 145174160]

約数ペア:

[(1, 145174160), (2, 72587080), (4, 36293540), (5, 29034832), (8, 18146770), (10, 14517416), (16, 9073385), (20, 7258708), (23, 6311920), (40, 3629354), (46, 3155960), (80, 1814677), (92, 1577980), (115, 1262384), (184, 788990), (230, 631192), (257, 564880), (307, 472880), (368, 394495), (460, 315596), (514, 282440), (614, 236440), (920, 157798), (1028, 141220), (1228, 118220), (1285, 112976), (1535, 94576), (1840, 78899), (2056, 70610), (2456, 59110), (2570, 56488), (3070, 47288), (4112, 35305), (4912, 29555), (5140, 28244), (5911, 24560), (6140, 23644), (7061, 20560), (10280, 14122), (11822, 12280)]