255346056

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 811350540

約数和(自身を除く): 556004484

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 157, 168, 196, 252, 294, 314, 392, 441, 461, 471, 504, 588, 628, 882, 922, 942, 1099, 1176, 1256, 1383, 1413, 1764, 1844, 1884, 2198, 2766, 2826, 3227, 3297, 3528, 3688, 3768, 4149, 4396, 5532, 5652, 6454, 6594, 7693, 8298, 8792, 9681, 9891, 11064, 11304, 12908, 13188, 15386, 16596, 19362, 19782, 22589, 23079, 25816, 26376, 29043, 30772, 33192, 38724, 39564, 45178, 46158, 58086, 61544, 67767, 69237, 72377, 77448, 79128, 90356, 92316, 116172, 135534, 138474, 144754, 180712, 184632, 203301, 217131, 232344, 271068, 276948, 289508, 406602, 434262, 506639, 542136, 553896, 579016, 651393, 813204, 868524, 1013278, 1302786, 1519917, 1626408, 1737048, 2026556, 2605572, 3039834, 3546473, 4053112, 4559751, 5211144, 6079668, 7092946, 9119502, 10639419, 12159336, 14185892, 18239004, 21278838, 28371784, 31918257, 36478008, 42557676, 63836514, 85115352, 127673028, 255346056]

約数ペア:

[(1, 255346056), (2, 127673028), (3, 85115352), (4, 63836514), (6, 42557676), (7, 36478008), (8, 31918257), (9, 28371784), (12, 21278838), (14, 18239004), (18, 14185892), (21, 12159336), (24, 10639419), (28, 9119502), (36, 7092946), (42, 6079668), (49, 5211144), (56, 4559751), (63, 4053112), (72, 3546473), (84, 3039834), (98, 2605572), (126, 2026556), (147, 1737048), (157, 1626408), (168, 1519917), (196, 1302786), (252, 1013278), (294, 868524), (314, 813204), (392, 651393), (441, 579016), (461, 553896), (471, 542136), (504, 506639), (588, 434262), (628, 406602), (882, 289508), (922, 276948), (942, 271068), (1099, 232344), (1176, 217131), (1256, 203301), (1383, 184632), (1413, 180712), (1764, 144754), (1844, 138474), (1884, 135534), (2198, 116172), (2766, 92316), (2826, 90356), (3227, 79128), (3297, 77448), (3528, 72377), (3688, 69237), (3768, 67767), (4149, 61544), (4396, 58086), (5532, 46158), (5652, 45178), (6454, 39564), (6594, 38724), (7693, 33192), (8298, 30772), (8792, 29043), (9681, 26376), (9891, 25816), (11064, 23079), (11304, 22589), (12908, 19782), (13188, 19362), (15386, 16596)]