206992890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 144

約数和(自身を含む): 602933760

約数和(自身を除く): 395940870

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 169, 186, 195, 234, 279, 310, 338, 390, 403, 439, 465, 507, 558, 585, 806, 845, 878, 930, 1014, 1170, 1209, 1317, 1395, 1521, 1690, 2015, 2195, 2418, 2535, 2634, 2790, 3042, 3627, 3951, 4030, 4390, 5070, 5239, 5707, 6045, 6585, 7254, 7605, 7902, 10478, 11414, 12090, 13170, 13609, 15210, 15717, 17121, 18135, 19755, 26195, 27218, 28535, 31434, 34242, 36270, 39510, 40827, 47151, 51363, 52390, 57070, 68045, 74191, 78585, 81654, 85605, 94302, 102726, 122481, 136090, 148382, 157170, 171210, 176917, 204135, 222573, 235755, 244962, 256815, 353834, 370955, 408270, 445146, 471510, 513630, 530751, 612405, 667719, 741910, 884585, 1061502, 1112865, 1224810, 1335438, 1592253, 1769170, 2225730, 2299921, 2653755, 3184506, 3338595, 4599842, 5307510, 6677190, 6899763, 7961265, 11499605, 13799526, 15922530, 20699289, 22999210, 34498815, 41398578, 68997630, 103496445, 206992890]

約数ペア:

[(1, 206992890), (2, 103496445), (3, 68997630), (5, 41398578), (6, 34498815), (9, 22999210), (10, 20699289), (13, 15922530), (15, 13799526), (18, 11499605), (26, 7961265), (30, 6899763), (31, 6677190), (39, 5307510), (45, 4599842), (62, 3338595), (65, 3184506), (78, 2653755), (90, 2299921), (93, 2225730), (117, 1769170), (130, 1592253), (155, 1335438), (169, 1224810), (186, 1112865), (195, 1061502), (234, 884585), (279, 741910), (310, 667719), (338, 612405), (390, 530751), (403, 513630), (439, 471510), (465, 445146), (507, 408270), (558, 370955), (585, 353834), (806, 256815), (845, 244962), (878, 235755), (930, 222573), (1014, 204135), (1170, 176917), (1209, 171210), (1317, 157170), (1395, 148382), (1521, 136090), (1690, 122481), (2015, 102726), (2195, 94302), (2418, 85605), (2535, 81654), (2634, 78585), (2790, 74191), (3042, 68045), (3627, 57070), (3951, 52390), (4030, 51363), (4390, 47151), (5070, 40827), (5239, 39510), (5707, 36270), (6045, 34242), (6585, 31434), (7254, 28535), (7605, 27218), (7902, 26195), (10478, 19755), (11414, 18135), (12090, 17121), (13170, 15717), (13609, 15210)]