7540720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 120

約数和(自身を含む): 20779920

約数和(自身を除く): 13239200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 41, 44, 55, 76, 80, 82, 88, 95, 110, 121, 152, 164, 176, 190, 205, 209, 220, 242, 304, 328, 380, 410, 418, 440, 451, 484, 605, 656, 760, 779, 820, 836, 880, 902, 968, 1045, 1210, 1520, 1558, 1640, 1672, 1804, 1936, 2090, 2255, 2299, 2420, 3116, 3280, 3344, 3608, 3895, 4180, 4510, 4598, 4840, 4961, 6232, 7216, 7790, 8360, 8569, 9020, 9196, 9680, 9922, 11495, 12464, 15580, 16720, 17138, 18040, 18392, 19844, 22990, 24805, 31160, 34276, 36080, 36784, 39688, 42845, 45980, 49610, 62320, 68552, 79376, 85690, 91960, 94259, 99220, 137104, 171380, 183920, 188518, 198440, 342760, 377036, 396880, 471295, 685520, 754072, 942590, 1508144, 1885180, 3770360, 7540720]

約数ペア:

[(1, 7540720), (2, 3770360), (4, 1885180), (5, 1508144), (8, 942590), (10, 754072), (11, 685520), (16, 471295), (19, 396880), (20, 377036), (22, 342760), (38, 198440), (40, 188518), (41, 183920), (44, 171380), (55, 137104), (76, 99220), (80, 94259), (82, 91960), (88, 85690), (95, 79376), (110, 68552), (121, 62320), (152, 49610), (164, 45980), (176, 42845), (190, 39688), (205, 36784), (209, 36080), (220, 34276), (242, 31160), (304, 24805), (328, 22990), (380, 19844), (410, 18392), (418, 18040), (440, 17138), (451, 16720), (484, 15580), (605, 12464), (656, 11495), (760, 9922), (779, 9680), (820, 9196), (836, 9020), (880, 8569), (902, 8360), (968, 7790), (1045, 7216), (1210, 6232), (1520, 4961), (1558, 4840), (1640, 4598), (1672, 4510), (1804, 4180), (1936, 3895), (2090, 3608), (2255, 3344), (2299, 3280), (2420, 3116)]