12888240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 40497408

約数和(自身を除く): 27609168

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, 415, 498, 647, 664, 830, 996, 1245, 1294, 1328, 1660, 1941, 1992, 2490, 2588, 3235, 3320, 3882, 3984, 4980, 5176, 6470, 6640, 7764, 9705, 9960, 10352, 12940, 15528, 19410, 19920, 25880, 31056, 38820, 51760, 53701, 77640, 107402, 155280, 161103, 214804, 268505, 322206, 429608, 537010, 644412, 805515, 859216, 1074020, 1288824, 1611030, 2148040, 2577648, 3222060, 4296080, 6444120, 12888240]

約数ペア:

[(1, 12888240), (2, 6444120), (3, 4296080), (4, 3222060), (5, 2577648), (6, 2148040), (8, 1611030), (10, 1288824), (12, 1074020), (15, 859216), (16, 805515), (20, 644412), (24, 537010), (30, 429608), (40, 322206), (48, 268505), (60, 214804), (80, 161103), (83, 155280), (120, 107402), (166, 77640), (240, 53701), (249, 51760), (332, 38820), (415, 31056), (498, 25880), (647, 19920), (664, 19410), (830, 15528), (996, 12940), (1245, 10352), (1294, 9960), (1328, 9705), (1660, 7764), (1941, 6640), (1992, 6470), (2490, 5176), (2588, 4980), (3235, 3984), (3320, 3882)]