215281360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12401}}^1$

素因数の和:12452

約数の個数: 80

約数和(自身を含む): 590533632

約数和(自身を除く): 375252272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 12401, 17360, 24802, 49604, 62005, 86807, 99208, 124010, 173614, 198416, 248020, 347228, 384431, 434035, 496040, 694456, 768862, 868070, 992080, 1388912, 1537724, 1736140, 1922155, 2691017, 3075448, 3472280, 3844310, 5382034, 6150896, 6944560, 7688620, 10764068, 13455085, 15377240, 21528136, 26910170, 30754480, 43056272, 53820340, 107640680, 215281360]

約数ペア:

[(1, 215281360), (2, 107640680), (4, 53820340), (5, 43056272), (7, 30754480), (8, 26910170), (10, 21528136), (14, 15377240), (16, 13455085), (20, 10764068), (28, 7688620), (31, 6944560), (35, 6150896), (40, 5382034), (56, 3844310), (62, 3472280), (70, 3075448), (80, 2691017), (112, 1922155), (124, 1736140), (140, 1537724), (155, 1388912), (217, 992080), (248, 868070), (280, 768862), (310, 694456), (434, 496040), (496, 434035), (560, 384431), (620, 347228), (868, 248020), (1085, 198416), (1240, 173614), (1736, 124010), (2170, 99208), (2480, 86807), (3472, 62005), (4340, 49604), (8680, 24802), (12401, 17360)]