28077240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2819}}^1$

素因数の和:2916

約数の個数: 64

約数和(自身を含む): 85276800

約数和(自身を除く): 57199560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 2819, 3320, 4980, 5638, 8457, 9960, 11276, 14095, 16914, 22552, 28190, 33828, 42285, 56380, 67656, 84570, 112760, 169140, 233977, 338280, 467954, 701931, 935908, 1169885, 1403862, 1871816, 2339770, 2807724, 3509655, 4679540, 5615448, 7019310, 9359080, 14038620, 28077240]

約数ペア:

[(1, 28077240), (2, 14038620), (3, 9359080), (4, 7019310), (5, 5615448), (6, 4679540), (8, 3509655), (10, 2807724), (12, 2339770), (15, 1871816), (20, 1403862), (24, 1169885), (30, 935908), (40, 701931), (60, 467954), (83, 338280), (120, 233977), (166, 169140), (249, 112760), (332, 84570), (415, 67656), (498, 56380), (664, 42285), (830, 33828), (996, 28190), (1245, 22552), (1660, 16914), (1992, 14095), (2490, 11276), (2819, 9960), (3320, 8457), (4980, 5638)]