28562100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 100931040

約数和(自身を除く): 72368940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 49, 50, 58, 60, 67, 70, 75, 84, 87, 98, 100, 105, 116, 134, 140, 145, 147, 150, 174, 175, 196, 201, 203, 210, 245, 268, 290, 294, 300, 335, 348, 350, 402, 406, 420, 435, 469, 490, 525, 580, 588, 609, 670, 700, 725, 735, 804, 812, 870, 938, 980, 1005, 1015, 1050, 1218, 1225, 1340, 1407, 1421, 1450, 1470, 1675, 1740, 1876, 1943, 2010, 2030, 2100, 2175, 2345, 2436, 2450, 2814, 2842, 2900, 2940, 3045, 3283, 3350, 3675, 3886, 4020, 4060, 4263, 4350, 4690, 4900, 5025, 5075, 5628, 5684, 5829, 6090, 6566, 6700, 7035, 7105, 7350, 7772, 8526, 8700, 9380, 9715, 9849, 10050, 10150, 11658, 11725, 12180, 13132, 13601, 14070, 14210, 14700, 15225, 16415, 17052, 19430, 19698, 20100, 20300, 21315, 23316, 23450, 27202, 28140, 28420, 29145, 30450, 32830, 35175, 35525, 38860, 39396, 40803, 42630, 46900, 48575, 49245, 54404, 58290, 60900, 65660, 68005, 70350, 71050, 81606, 82075, 85260, 95207, 97150, 98490, 106575, 116580, 136010, 140700, 142100, 145725, 163212, 164150, 190414, 194300, 196980, 204015, 213150, 246225, 272020, 285621, 291450, 328300, 340025, 380828, 408030, 426300, 476035, 492450, 571242, 582900, 680050, 816060, 952070, 984900, 1020075, 1142484, 1360100, 1428105, 1904140, 2040150, 2380175, 2856210, 4080300, 4760350, 5712420, 7140525, 9520700, 14281050, 28562100]

約数ペア:

[(1, 28562100), (2, 14281050), (3, 9520700), (4, 7140525), (5, 5712420), (6, 4760350), (7, 4080300), (10, 2856210), (12, 2380175), (14, 2040150), (15, 1904140), (20, 1428105), (21, 1360100), (25, 1142484), (28, 1020075), (29, 984900), (30, 952070), (35, 816060), (42, 680050), (49, 582900), (50, 571242), (58, 492450), (60, 476035), (67, 426300), (70, 408030), (75, 380828), (84, 340025), (87, 328300), (98, 291450), (100, 285621), (105, 272020), (116, 246225), (134, 213150), (140, 204015), (145, 196980), (147, 194300), (150, 190414), (174, 164150), (175, 163212), (196, 145725), (201, 142100), (203, 140700), (210, 136010), (245, 116580), (268, 106575), (290, 98490), (294, 97150), (300, 95207), (335, 85260), (348, 82075), (350, 81606), (402, 71050), (406, 70350), (420, 68005), (435, 65660), (469, 60900), (490, 58290), (525, 54404), (580, 49245), (588, 48575), (609, 46900), (670, 42630), (700, 40803), (725, 39396), (735, 38860), (804, 35525), (812, 35175), (870, 32830), (938, 30450), (980, 29145), (1005, 28420), (1015, 28140), (1050, 27202), (1218, 23450), (1225, 23316), (1340, 21315), (1407, 20300), (1421, 20100), (1450, 19698), (1470, 19430), (1675, 17052), (1740, 16415), (1876, 15225), (1943, 14700), (2010, 14210), (2030, 14070), (2100, 13601), (2175, 13132), (2345, 12180), (2436, 11725), (2450, 11658), (2814, 10150), (2842, 10050), (2900, 9849), (2940, 9715), (3045, 9380), (3283, 8700), (3350, 8526), (3675, 7772), (3886, 7350), (4020, 7105), (4060, 7035), (4263, 6700), (4350, 6566), (4690, 6090), (4900, 5829), (5025, 5684), (5075, 5628)]