127753720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 305596800

約数和(自身を除く): 177843080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1070, 1571, 2033, 2140, 3142, 4066, 4280, 6284, 7855, 8132, 10165, 12568, 15710, 16264, 20330, 29849, 31420, 40660, 59698, 62840, 81320, 119396, 149245, 168097, 238792, 298490, 336194, 596980, 672388, 840485, 1193960, 1344776, 1680970, 3193843, 3361940, 6387686, 6723880, 12775372, 15969215, 25550744, 31938430, 63876860, 127753720]

約数ペア:

[(1, 127753720), (2, 63876860), (4, 31938430), (5, 25550744), (8, 15969215), (10, 12775372), (19, 6723880), (20, 6387686), (38, 3361940), (40, 3193843), (76, 1680970), (95, 1344776), (107, 1193960), (152, 840485), (190, 672388), (214, 596980), (380, 336194), (428, 298490), (535, 238792), (760, 168097), (856, 149245), (1070, 119396), (1571, 81320), (2033, 62840), (2140, 59698), (3142, 40660), (4066, 31420), (4280, 29849), (6284, 20330), (7855, 16264), (8132, 15710), (10165, 12568)]