222246440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:883

約数の個数: 128

約数和(自身を含む): 589317120

約数和(自身を除く): 367070680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 806, 811, 884, 1054, 1105, 1240, 1612, 1622, 1768, 2015, 2108, 2210, 2635, 3224, 3244, 4030, 4055, 4216, 4420, 5270, 6488, 6851, 8060, 8110, 8840, 10540, 10543, 13702, 13787, 16120, 16220, 21080, 21086, 25141, 27404, 27574, 32440, 34255, 42172, 50282, 52715, 54808, 55148, 68510, 68935, 84344, 100564, 105430, 110296, 125705, 137020, 137870, 179231, 201128, 210860, 251410, 274040, 275740, 326833, 358462, 421720, 427397, 502820, 551480, 653666, 716924, 854794, 896155, 1005640, 1307332, 1433848, 1634165, 1709588, 1792310, 2136985, 2614664, 3268330, 3419176, 3584620, 4273970, 5556161, 6536660, 7169240, 8547940, 11112322, 13073320, 17095880, 22224644, 27780805, 44449288, 55561610, 111123220, 222246440]

約数ペア:

[(1, 222246440), (2, 111123220), (4, 55561610), (5, 44449288), (8, 27780805), (10, 22224644), (13, 17095880), (17, 13073320), (20, 11112322), (26, 8547940), (31, 7169240), (34, 6536660), (40, 5556161), (52, 4273970), (62, 3584620), (65, 3419176), (68, 3268330), (85, 2614664), (104, 2136985), (124, 1792310), (130, 1709588), (136, 1634165), (155, 1433848), (170, 1307332), (221, 1005640), (248, 896155), (260, 854794), (310, 716924), (340, 653666), (403, 551480), (442, 502820), (520, 427397), (527, 421720), (620, 358462), (680, 326833), (806, 275740), (811, 274040), (884, 251410), (1054, 210860), (1105, 201128), (1240, 179231), (1612, 137870), (1622, 137020), (1768, 125705), (2015, 110296), (2108, 105430), (2210, 100564), (2635, 84344), (3224, 68935), (3244, 68510), (4030, 55148), (4055, 54808), (4216, 52715), (4420, 50282), (5270, 42172), (6488, 34255), (6851, 32440), (8060, 27574), (8110, 27404), (8840, 25141), (10540, 21086), (10543, 21080), (13702, 16220), (13787, 16120)]