15081440

素因数分解:

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

素因数の和:97

約数の個数: 144

約数和(自身を含む): 42230160

約数和(自身を除く): 27148720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 41, 44, 55, 76, 80, 82, 88, 95, 110, 121, 152, 160, 164, 176, 190, 205, 209, 220, 242, 304, 328, 352, 380, 410, 418, 440, 451, 484, 605, 608, 656, 760, 779, 820, 836, 880, 902, 968, 1045, 1210, 1312, 1520, 1558, 1640, 1672, 1760, 1804, 1936, 2090, 2255, 2299, 2420, 3040, 3116, 3280, 3344, 3608, 3872, 3895, 4180, 4510, 4598, 4840, 4961, 6232, 6560, 6688, 7216, 7790, 8360, 8569, 9020, 9196, 9680, 9922, 11495, 12464, 14432, 15580, 16720, 17138, 18040, 18392, 19360, 19844, 22990, 24805, 24928, 31160, 33440, 34276, 36080, 36784, 39688, 42845, 45980, 49610, 62320, 68552, 72160, 73568, 79376, 85690, 91960, 94259, 99220, 124640, 137104, 158752, 171380, 183920, 188518, 198440, 274208, 342760, 367840, 377036, 396880, 471295, 685520, 754072, 793760, 942590, 1371040, 1508144, 1885180, 3016288, 3770360, 7540720, 15081440]

約数ペア:

[(1, 15081440), (2, 7540720), (4, 3770360), (5, 3016288), (8, 1885180), (10, 1508144), (11, 1371040), (16, 942590), (19, 793760), (20, 754072), (22, 685520), (32, 471295), (38, 396880), (40, 377036), (41, 367840), (44, 342760), (55, 274208), (76, 198440), (80, 188518), (82, 183920), (88, 171380), (95, 158752), (110, 137104), (121, 124640), (152, 99220), (160, 94259), (164, 91960), (176, 85690), (190, 79376), (205, 73568), (209, 72160), (220, 68552), (242, 62320), (304, 49610), (328, 45980), (352, 42845), (380, 39688), (410, 36784), (418, 36080), (440, 34276), (451, 33440), (484, 31160), (605, 24928), (608, 24805), (656, 22990), (760, 19844), (779, 19360), (820, 18392), (836, 18040), (880, 17138), (902, 16720), (968, 15580), (1045, 14432), (1210, 12464), (1312, 11495), (1520, 9922), (1558, 9680), (1640, 9196), (1672, 9020), (1760, 8569), (1804, 8360), (1936, 7790), (2090, 7216), (2255, 6688), (2299, 6560), (2420, 6232), (3040, 4961), (3116, 4840), (3280, 4598), (3344, 4510), (3608, 4180), (3872, 3895)]