15315520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 42062400

約数和(自身を除く): 26746880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 229, 304, 320, 352, 380, 418, 440, 458, 608, 704, 760, 836, 880, 916, 1045, 1145, 1216, 1520, 1672, 1760, 1832, 2090, 2290, 2519, 3040, 3344, 3520, 3664, 4180, 4351, 4580, 5038, 6080, 6688, 7328, 8360, 8702, 9160, 10076, 12595, 13376, 14656, 16720, 17404, 18320, 20152, 21755, 25190, 33440, 34808, 36640, 40304, 43510, 47861, 50380, 66880, 69616, 73280, 80608, 87020, 95722, 100760, 139232, 161216, 174040, 191444, 201520, 239305, 278464, 348080, 382888, 403040, 478610, 696160, 765776, 806080, 957220, 1392320, 1531552, 1914440, 3063104, 3828880, 7657760, 15315520]

約数ペア:

[(1, 15315520), (2, 7657760), (4, 3828880), (5, 3063104), (8, 1914440), (10, 1531552), (11, 1392320), (16, 957220), (19, 806080), (20, 765776), (22, 696160), (32, 478610), (38, 403040), (40, 382888), (44, 348080), (55, 278464), (64, 239305), (76, 201520), (80, 191444), (88, 174040), (95, 161216), (110, 139232), (152, 100760), (160, 95722), (176, 87020), (190, 80608), (209, 73280), (220, 69616), (229, 66880), (304, 50380), (320, 47861), (352, 43510), (380, 40304), (418, 36640), (440, 34808), (458, 33440), (608, 25190), (704, 21755), (760, 20152), (836, 18320), (880, 17404), (916, 16720), (1045, 14656), (1145, 13376), (1216, 12595), (1520, 10076), (1672, 9160), (1760, 8702), (1832, 8360), (2090, 7328), (2290, 6688), (2519, 6080), (3040, 5038), (3344, 4580), (3520, 4351), (3664, 4180)]