156983280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28439}}^1$

素因数の和:28478

約数の個数: 80

約数和(自身を含む): 507824640

約数和(自身を除く): 350841360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 28439, 56878, 85317, 113756, 142195, 170634, 227512, 284390, 341268, 426585, 455024, 568780, 654097, 682536, 853170, 1137560, 1308194, 1365072, 1706340, 1962291, 2275120, 2616388, 3270485, 3412680, 3924582, 5232776, 6540970, 6825360, 7849164, 9811455, 10465552, 13081940, 15698328, 19622910, 26163880, 31396656, 39245820, 52327760, 78491640, 156983280]

約数ペア:

[(1, 156983280), (2, 78491640), (3, 52327760), (4, 39245820), (5, 31396656), (6, 26163880), (8, 19622910), (10, 15698328), (12, 13081940), (15, 10465552), (16, 9811455), (20, 7849164), (23, 6825360), (24, 6540970), (30, 5232776), (40, 3924582), (46, 3412680), (48, 3270485), (60, 2616388), (69, 2275120), (80, 1962291), (92, 1706340), (115, 1365072), (120, 1308194), (138, 1137560), (184, 853170), (230, 682536), (240, 654097), (276, 568780), (345, 455024), (368, 426585), (460, 341268), (552, 284390), (690, 227512), (920, 170634), (1104, 142195), (1380, 113756), (1840, 85317), (2760, 56878), (5520, 28439)]