1255154520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{701}}^1$

素因数の和:1105

約数の個数: 128

約数和(自身を含む): 3869648640

約数和(自身を除く): 2614494120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 347, 430, 516, 645, 694, 701, 860, 1032, 1041, 1290, 1388, 1402, 1720, 1735, 2082, 2103, 2580, 2776, 2804, 3470, 3505, 4164, 4206, 5160, 5205, 5608, 6940, 7010, 8328, 8412, 10410, 10515, 13880, 14020, 14921, 16824, 20820, 21030, 28040, 29842, 30143, 41640, 42060, 44763, 59684, 60286, 74605, 84120, 89526, 90429, 119368, 120572, 149210, 150715, 179052, 180858, 223815, 241144, 243247, 298420, 301430, 358104, 361716, 447630, 452145, 486494, 596840, 602860, 723432, 729741, 895260, 904290, 972988, 1205720, 1216235, 1459482, 1790520, 1808580, 1945976, 2432470, 2918964, 3617160, 3648705, 4864940, 5837928, 7297410, 9729880, 10459621, 14594820, 20919242, 29189640, 31378863, 41838484, 52298105, 62757726, 83676968, 104596210, 125515452, 156894315, 209192420, 251030904, 313788630, 418384840, 627577260, 1255154520]

約数ペア:

[(1, 1255154520), (2, 627577260), (3, 418384840), (4, 313788630), (5, 251030904), (6, 209192420), (8, 156894315), (10, 125515452), (12, 104596210), (15, 83676968), (20, 62757726), (24, 52298105), (30, 41838484), (40, 31378863), (43, 29189640), (60, 20919242), (86, 14594820), (120, 10459621), (129, 9729880), (172, 7297410), (215, 5837928), (258, 4864940), (344, 3648705), (347, 3617160), (430, 2918964), (516, 2432470), (645, 1945976), (694, 1808580), (701, 1790520), (860, 1459482), (1032, 1216235), (1041, 1205720), (1290, 972988), (1388, 904290), (1402, 895260), (1720, 729741), (1735, 723432), (2082, 602860), (2103, 596840), (2580, 486494), (2776, 452145), (2804, 447630), (3470, 361716), (3505, 358104), (4164, 301430), (4206, 298420), (5160, 243247), (5205, 241144), (5608, 223815), (6940, 180858), (7010, 179052), (8328, 150715), (8412, 149210), (10410, 120572), (10515, 119368), (13880, 90429), (14020, 89526), (14921, 84120), (16824, 74605), (20820, 60286), (21030, 59684), (28040, 44763), (29842, 42060), (30143, 41640)]