61279020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30949}}^1$

素因数の和:30975

約数の個数: 72

約数和(自身を含む): 202784400

約数和(自身を除く): 141505380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 30949, 61898, 92847, 123796, 154745, 185694, 278541, 309490, 340439, 371388, 464235, 557082, 618980, 680878, 928470, 1021317, 1114164, 1361756, 1392705, 1702195, 1856940, 2042634, 2785410, 3063951, 3404390, 4085268, 5106585, 5570820, 6127902, 6808780, 10213170, 12255804, 15319755, 20426340, 30639510, 61279020]

約数ペア:

[(1, 61279020), (2, 30639510), (3, 20426340), (4, 15319755), (5, 12255804), (6, 10213170), (9, 6808780), (10, 6127902), (11, 5570820), (12, 5106585), (15, 4085268), (18, 3404390), (20, 3063951), (22, 2785410), (30, 2042634), (33, 1856940), (36, 1702195), (44, 1392705), (45, 1361756), (55, 1114164), (60, 1021317), (66, 928470), (90, 680878), (99, 618980), (110, 557082), (132, 464235), (165, 371388), (180, 340439), (198, 309490), (220, 278541), (330, 185694), (396, 154745), (495, 123796), (660, 92847), (990, 61898), (1980, 30949)]