15225760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 40388544

約数和(自身を除く): 25162784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 110, 160, 164, 176, 205, 211, 220, 328, 352, 410, 422, 440, 451, 656, 820, 844, 880, 902, 1055, 1312, 1640, 1688, 1760, 1804, 2110, 2255, 2321, 3280, 3376, 3608, 4220, 4510, 4642, 6560, 6752, 7216, 8440, 8651, 9020, 9284, 11605, 14432, 16880, 17302, 18040, 18568, 23210, 33760, 34604, 36080, 37136, 43255, 46420, 69208, 72160, 74272, 86510, 92840, 95161, 138416, 173020, 185680, 190322, 276832, 346040, 371360, 380644, 475805, 692080, 761288, 951610, 1384160, 1522576, 1903220, 3045152, 3806440, 7612880, 15225760]

約数ペア:

[(1, 15225760), (2, 7612880), (4, 3806440), (5, 3045152), (8, 1903220), (10, 1522576), (11, 1384160), (16, 951610), (20, 761288), (22, 692080), (32, 475805), (40, 380644), (41, 371360), (44, 346040), (55, 276832), (80, 190322), (82, 185680), (88, 173020), (110, 138416), (160, 95161), (164, 92840), (176, 86510), (205, 74272), (211, 72160), (220, 69208), (328, 46420), (352, 43255), (410, 37136), (422, 36080), (440, 34604), (451, 33760), (656, 23210), (820, 18568), (844, 18040), (880, 17302), (902, 16880), (1055, 14432), (1312, 11605), (1640, 9284), (1688, 9020), (1760, 8651), (1804, 8440), (2110, 7216), (2255, 6752), (2321, 6560), (3280, 4642), (3376, 4510), (3608, 4220)]