255476208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 160

約数和(自身を含む): 751951872

約数和(自身を除く): 496475664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 47, 48, 52, 62, 78, 93, 94, 104, 124, 141, 156, 186, 188, 208, 248, 281, 282, 312, 372, 376, 403, 496, 562, 564, 611, 624, 744, 752, 806, 843, 1124, 1128, 1209, 1222, 1457, 1488, 1612, 1686, 1833, 2248, 2256, 2418, 2444, 2914, 3224, 3372, 3653, 3666, 4371, 4496, 4836, 4888, 5828, 6448, 6744, 7306, 7332, 8711, 8742, 9672, 9776, 10959, 11656, 13207, 13488, 14612, 14664, 17422, 17484, 18941, 19344, 21918, 23312, 26133, 26414, 29224, 29328, 34844, 34968, 37882, 39621, 43836, 52266, 52828, 56823, 58448, 69688, 69936, 75764, 79242, 87672, 104532, 105656, 113243, 113646, 139376, 151528, 158484, 171691, 175344, 209064, 211312, 226486, 227292, 303056, 316968, 339729, 343382, 409417, 418128, 452972, 454584, 515073, 633936, 679458, 686764, 818834, 905944, 909168, 1030146, 1228251, 1358916, 1373528, 1637668, 1811888, 2060292, 2456502, 2717832, 2747056, 3275336, 4120584, 4913004, 5322421, 5435664, 6550672, 8241168, 9826008, 10644842, 15967263, 19652016, 21289684, 31934526, 42579368, 63869052, 85158736, 127738104, 255476208]

約数ペア:

[(1, 255476208), (2, 127738104), (3, 85158736), (4, 63869052), (6, 42579368), (8, 31934526), (12, 21289684), (13, 19652016), (16, 15967263), (24, 10644842), (26, 9826008), (31, 8241168), (39, 6550672), (47, 5435664), (48, 5322421), (52, 4913004), (62, 4120584), (78, 3275336), (93, 2747056), (94, 2717832), (104, 2456502), (124, 2060292), (141, 1811888), (156, 1637668), (186, 1373528), (188, 1358916), (208, 1228251), (248, 1030146), (281, 909168), (282, 905944), (312, 818834), (372, 686764), (376, 679458), (403, 633936), (496, 515073), (562, 454584), (564, 452972), (611, 418128), (624, 409417), (744, 343382), (752, 339729), (806, 316968), (843, 303056), (1124, 227292), (1128, 226486), (1209, 211312), (1222, 209064), (1457, 175344), (1488, 171691), (1612, 158484), (1686, 151528), (1833, 139376), (2248, 113646), (2256, 113243), (2418, 105656), (2444, 104532), (2914, 87672), (3224, 79242), (3372, 75764), (3653, 69936), (3666, 69688), (4371, 58448), (4496, 56823), (4836, 52828), (4888, 52266), (5828, 43836), (6448, 39621), (6744, 37882), (7306, 34968), (7332, 34844), (8711, 29328), (8742, 29224), (9672, 26414), (9776, 26133), (10959, 23312), (11656, 21918), (13207, 19344), (13488, 18941), (14612, 17484), (14664, 17422)]