215967570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:600

約数の個数: 128

約数和(自身を含む): 642539520

約数和(自身を除く): 426571950

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 239, 273, 331, 390, 455, 478, 546, 662, 717, 910, 993, 1195, 1365, 1434, 1655, 1673, 1986, 2317, 2390, 2730, 3107, 3310, 3346, 3585, 4303, 4634, 4965, 5019, 6214, 6951, 7170, 8365, 8606, 9321, 9930, 10038, 11585, 12909, 13902, 15535, 16730, 18642, 21515, 21749, 23170, 25095, 25818, 30121, 31070, 34755, 43030, 43498, 46605, 50190, 60242, 64545, 65247, 69510, 79109, 90363, 93210, 108745, 129090, 130494, 150605, 158218, 180726, 217490, 237327, 301210, 326235, 395545, 451815, 474654, 553763, 652470, 791090, 903630, 1028417, 1107526, 1186635, 1661289, 2056834, 2373270, 2768815, 3085251, 3322578, 5142085, 5537630, 6170502, 7198919, 8306445, 10284170, 14397838, 15426255, 16612890, 21596757, 30852510, 35994595, 43193514, 71989190, 107983785, 215967570]

約数ペア:

[(1, 215967570), (2, 107983785), (3, 71989190), (5, 43193514), (6, 35994595), (7, 30852510), (10, 21596757), (13, 16612890), (14, 15426255), (15, 14397838), (21, 10284170), (26, 8306445), (30, 7198919), (35, 6170502), (39, 5537630), (42, 5142085), (65, 3322578), (70, 3085251), (78, 2768815), (91, 2373270), (105, 2056834), (130, 1661289), (182, 1186635), (195, 1107526), (210, 1028417), (239, 903630), (273, 791090), (331, 652470), (390, 553763), (455, 474654), (478, 451815), (546, 395545), (662, 326235), (717, 301210), (910, 237327), (993, 217490), (1195, 180726), (1365, 158218), (1434, 150605), (1655, 130494), (1673, 129090), (1986, 108745), (2317, 93210), (2390, 90363), (2730, 79109), (3107, 69510), (3310, 65247), (3346, 64545), (3585, 60242), (4303, 50190), (4634, 46605), (4965, 43498), (5019, 43030), (6214, 34755), (6951, 31070), (7170, 30121), (8365, 25818), (8606, 25095), (9321, 23170), (9930, 21749), (10038, 21515), (11585, 18642), (12909, 16730), (13902, 15535)]