74156720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4957}}^1$

素因数の和:4998

約数の個数: 80

約数和(自身を含む): 199192608

約数和(自身を除く): 125035888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4957, 7480, 9914, 14960, 19828, 24785, 39656, 49570, 54527, 79312, 84269, 99140, 109054, 168538, 198280, 218108, 272635, 337076, 396560, 421345, 436216, 545270, 674152, 842690, 872432, 926959, 1090540, 1348304, 1685380, 1853918, 2181080, 3370760, 3707836, 4362160, 4634795, 6741520, 7415672, 9269590, 14831344, 18539180, 37078360, 74156720]

約数ペア:

[(1, 74156720), (2, 37078360), (4, 18539180), (5, 14831344), (8, 9269590), (10, 7415672), (11, 6741520), (16, 4634795), (17, 4362160), (20, 3707836), (22, 3370760), (34, 2181080), (40, 1853918), (44, 1685380), (55, 1348304), (68, 1090540), (80, 926959), (85, 872432), (88, 842690), (110, 674152), (136, 545270), (170, 436216), (176, 421345), (187, 396560), (220, 337076), (272, 272635), (340, 218108), (374, 198280), (440, 168538), (680, 109054), (748, 99140), (880, 84269), (935, 79312), (1360, 54527), (1496, 49570), (1870, 39656), (2992, 24785), (3740, 19828), (4957, 14960), (7480, 9914)]