155450680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1301

約数の個数: 128

約数和(自身を含む): 447068160

約数和(自身を除く): 291617480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 140, 154, 164, 205, 220, 280, 287, 308, 328, 385, 410, 440, 451, 574, 616, 770, 820, 902, 1148, 1231, 1435, 1540, 1640, 1804, 2255, 2296, 2462, 2870, 3080, 3157, 3608, 4510, 4924, 5740, 6155, 6314, 8617, 9020, 9848, 11480, 12310, 12628, 13541, 15785, 17234, 18040, 24620, 25256, 27082, 31570, 34468, 43085, 49240, 50471, 54164, 63140, 67705, 68936, 86170, 94787, 100942, 108328, 126280, 135410, 172340, 189574, 201884, 252355, 270820, 344680, 353297, 379148, 403768, 473935, 504710, 541640, 555181, 706594, 758296, 947870, 1009420, 1110362, 1413188, 1766485, 1895740, 2018840, 2220724, 2775905, 2826376, 3532970, 3791480, 3886267, 4441448, 5551810, 7065940, 7772534, 11103620, 14131880, 15545068, 19431335, 22207240, 31090136, 38862670, 77725340, 155450680]

約数ペア:

[(1, 155450680), (2, 77725340), (4, 38862670), (5, 31090136), (7, 22207240), (8, 19431335), (10, 15545068), (11, 14131880), (14, 11103620), (20, 7772534), (22, 7065940), (28, 5551810), (35, 4441448), (40, 3886267), (41, 3791480), (44, 3532970), (55, 2826376), (56, 2775905), (70, 2220724), (77, 2018840), (82, 1895740), (88, 1766485), (110, 1413188), (140, 1110362), (154, 1009420), (164, 947870), (205, 758296), (220, 706594), (280, 555181), (287, 541640), (308, 504710), (328, 473935), (385, 403768), (410, 379148), (440, 353297), (451, 344680), (574, 270820), (616, 252355), (770, 201884), (820, 189574), (902, 172340), (1148, 135410), (1231, 126280), (1435, 108328), (1540, 100942), (1640, 94787), (1804, 86170), (2255, 68936), (2296, 67705), (2462, 63140), (2870, 54164), (3080, 50471), (3157, 49240), (3608, 43085), (4510, 34468), (4924, 31570), (5740, 27082), (6155, 25256), (6314, 24620), (8617, 18040), (9020, 17234), (9848, 15785), (11480, 13541), (12310, 12628)]