261276960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{77761}}^1$

素因数の和:77786

約数の個数: 96

約数和(自身を含む): 940609152

約数和(自身を除く): 679332192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 77761, 155522, 233283, 311044, 388805, 466566, 544327, 622088, 777610, 933132, 1088654, 1166415, 1244176, 1555220, 1632981, 1866264, 2177308, 2332830, 2488352, 2721635, 3110440, 3265962, 3732528, 4354616, 4665660, 5443270, 6220880, 6531924, 7465056, 8164905, 8709232, 9331320, 10886540, 12441760, 13063848, 16329810, 17418464, 18662640, 21773080, 26127696, 32659620, 37325280, 43546160, 52255392, 65319240, 87092320, 130638480, 261276960]

約数ペア:

[(1, 261276960), (2, 130638480), (3, 87092320), (4, 65319240), (5, 52255392), (6, 43546160), (7, 37325280), (8, 32659620), (10, 26127696), (12, 21773080), (14, 18662640), (15, 17418464), (16, 16329810), (20, 13063848), (21, 12441760), (24, 10886540), (28, 9331320), (30, 8709232), (32, 8164905), (35, 7465056), (40, 6531924), (42, 6220880), (48, 5443270), (56, 4665660), (60, 4354616), (70, 3732528), (80, 3265962), (84, 3110440), (96, 2721635), (105, 2488352), (112, 2332830), (120, 2177308), (140, 1866264), (160, 1632981), (168, 1555220), (210, 1244176), (224, 1166415), (240, 1088654), (280, 933132), (336, 777610), (420, 622088), (480, 544327), (560, 466566), (672, 388805), (840, 311044), (1120, 233283), (1680, 155522), (3360, 77761)]