15019120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 37810080

約数和(自身を除く): 22790960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 241, 304, 328, 380, 410, 482, 656, 760, 779, 820, 964, 1205, 1520, 1558, 1640, 1928, 2410, 3116, 3280, 3856, 3895, 4579, 4820, 6232, 7790, 9158, 9640, 9881, 12464, 15580, 18316, 19280, 19762, 22895, 31160, 36632, 39524, 45790, 49405, 62320, 73264, 79048, 91580, 98810, 158096, 183160, 187739, 197620, 366320, 375478, 395240, 750956, 790480, 938695, 1501912, 1877390, 3003824, 3754780, 7509560, 15019120]

約数ペア:

[(1, 15019120), (2, 7509560), (4, 3754780), (5, 3003824), (8, 1877390), (10, 1501912), (16, 938695), (19, 790480), (20, 750956), (38, 395240), (40, 375478), (41, 366320), (76, 197620), (80, 187739), (82, 183160), (95, 158096), (152, 98810), (164, 91580), (190, 79048), (205, 73264), (241, 62320), (304, 49405), (328, 45790), (380, 39524), (410, 36632), (482, 31160), (656, 22895), (760, 19762), (779, 19280), (820, 18316), (964, 15580), (1205, 12464), (1520, 9881), (1558, 9640), (1640, 9158), (1928, 7790), (2410, 6232), (3116, 4820), (3280, 4579), (3856, 3895)]