156955540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 396184320

約数和(自身を除く): 239228780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 67, 70, 116, 134, 140, 145, 203, 268, 290, 335, 406, 469, 577, 580, 670, 812, 938, 1015, 1154, 1340, 1876, 1943, 2030, 2308, 2345, 2885, 3886, 4039, 4060, 4690, 5770, 7772, 8078, 9380, 9715, 11540, 13601, 16156, 16733, 19430, 20195, 27202, 33466, 38659, 38860, 40390, 54404, 66932, 68005, 77318, 80780, 83665, 117131, 136010, 154636, 167330, 193295, 234262, 270613, 272020, 334660, 386590, 468524, 541226, 585655, 773180, 1082452, 1121111, 1171310, 1353065, 2242222, 2342620, 2706130, 4484444, 5412260, 5605555, 7847777, 11211110, 15695554, 22422220, 31391108, 39238885, 78477770, 156955540]

約数ペア:

[(1, 156955540), (2, 78477770), (4, 39238885), (5, 31391108), (7, 22422220), (10, 15695554), (14, 11211110), (20, 7847777), (28, 5605555), (29, 5412260), (35, 4484444), (58, 2706130), (67, 2342620), (70, 2242222), (116, 1353065), (134, 1171310), (140, 1121111), (145, 1082452), (203, 773180), (268, 585655), (290, 541226), (335, 468524), (406, 386590), (469, 334660), (577, 272020), (580, 270613), (670, 234262), (812, 193295), (938, 167330), (1015, 154636), (1154, 136010), (1340, 117131), (1876, 83665), (1943, 80780), (2030, 77318), (2308, 68005), (2345, 66932), (2885, 54404), (3886, 40390), (4039, 38860), (4060, 38659), (4690, 33466), (5770, 27202), (7772, 20195), (8078, 19430), (9380, 16733), (9715, 16156), (11540, 13601)]