78956880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1223}}^1$

素因数の和:1508

約数の個数: 80

約数和(自身を含む): 245877120

約数和(自身を除く): 166920240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269, 538, 807, 1076, 1223, 1345, 1614, 2152, 2446, 2690, 3228, 3669, 4035, 4304, 4892, 5380, 6115, 6456, 7338, 8070, 9784, 10760, 12230, 12912, 14676, 16140, 18345, 19568, 21520, 24460, 29352, 32280, 36690, 48920, 58704, 64560, 73380, 97840, 146760, 293520, 328987, 657974, 986961, 1315948, 1644935, 1973922, 2631896, 3289870, 3947844, 4934805, 5263792, 6579740, 7895688, 9869610, 13159480, 15791376, 19739220, 26318960, 39478440, 78956880]

約数ペア:

[(1, 78956880), (2, 39478440), (3, 26318960), (4, 19739220), (5, 15791376), (6, 13159480), (8, 9869610), (10, 7895688), (12, 6579740), (15, 5263792), (16, 4934805), (20, 3947844), (24, 3289870), (30, 2631896), (40, 1973922), (48, 1644935), (60, 1315948), (80, 986961), (120, 657974), (240, 328987), (269, 293520), (538, 146760), (807, 97840), (1076, 73380), (1223, 64560), (1345, 58704), (1614, 48920), (2152, 36690), (2446, 32280), (2690, 29352), (3228, 24460), (3669, 21520), (4035, 19568), (4304, 18345), (4892, 16140), (5380, 14676), (6115, 12912), (6456, 12230), (7338, 10760), (8070, 9784)]