8147280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 25623360

約数和(自身を除く): 17476080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 409, 415, 498, 664, 818, 830, 996, 1227, 1245, 1328, 1636, 1660, 1992, 2045, 2454, 2490, 3272, 3320, 3984, 4090, 4908, 4980, 6135, 6544, 6640, 8180, 9816, 9960, 12270, 16360, 19632, 19920, 24540, 32720, 33947, 49080, 67894, 98160, 101841, 135788, 169735, 203682, 271576, 339470, 407364, 509205, 543152, 678940, 814728, 1018410, 1357880, 1629456, 2036820, 2715760, 4073640, 8147280]

約数ペア:

[(1, 8147280), (2, 4073640), (3, 2715760), (4, 2036820), (5, 1629456), (6, 1357880), (8, 1018410), (10, 814728), (12, 678940), (15, 543152), (16, 509205), (20, 407364), (24, 339470), (30, 271576), (40, 203682), (48, 169735), (60, 135788), (80, 101841), (83, 98160), (120, 67894), (166, 49080), (240, 33947), (249, 32720), (332, 24540), (409, 19920), (415, 19632), (498, 16360), (664, 12270), (818, 9960), (830, 9816), (996, 8180), (1227, 6640), (1245, 6544), (1328, 6135), (1636, 4980), (1660, 4908), (1992, 4090), (2045, 3984), (2454, 3320), (2490, 3272)]