123719960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:901

約数の個数: 128

約数和(自身を含む): 351388800

約数和(自身を除く): 227668840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 260, 280, 287, 328, 364, 410, 455, 520, 533, 574, 728, 820, 829, 910, 1066, 1148, 1435, 1640, 1658, 1820, 2132, 2296, 2665, 2870, 3316, 3640, 3731, 4145, 4264, 5330, 5740, 5803, 6632, 7462, 8290, 10660, 10777, 11480, 11606, 14924, 16580, 18655, 21320, 21554, 23212, 29015, 29848, 33160, 33989, 37310, 43108, 46424, 53885, 58030, 67978, 74620, 75439, 86216, 107770, 116060, 135956, 149240, 150878, 169945, 215540, 232120, 237923, 271912, 301756, 339890, 377195, 431080, 441857, 475846, 603512, 679780, 754390, 883714, 951692, 1189615, 1359560, 1508780, 1767428, 1903384, 2209285, 2379230, 3017560, 3092999, 3534856, 4418570, 4758460, 6185998, 8837140, 9516920, 12371996, 15464995, 17674280, 24743992, 30929990, 61859980, 123719960]

約数ペア:

[(1, 123719960), (2, 61859980), (4, 30929990), (5, 24743992), (7, 17674280), (8, 15464995), (10, 12371996), (13, 9516920), (14, 8837140), (20, 6185998), (26, 4758460), (28, 4418570), (35, 3534856), (40, 3092999), (41, 3017560), (52, 2379230), (56, 2209285), (65, 1903384), (70, 1767428), (82, 1508780), (91, 1359560), (104, 1189615), (130, 951692), (140, 883714), (164, 754390), (182, 679780), (205, 603512), (260, 475846), (280, 441857), (287, 431080), (328, 377195), (364, 339890), (410, 301756), (455, 271912), (520, 237923), (533, 232120), (574, 215540), (728, 169945), (820, 150878), (829, 149240), (910, 135956), (1066, 116060), (1148, 107770), (1435, 86216), (1640, 75439), (1658, 74620), (1820, 67978), (2132, 58030), (2296, 53885), (2665, 46424), (2870, 43108), (3316, 37310), (3640, 33989), (3731, 33160), (4145, 29848), (4264, 29015), (5330, 23212), (5740, 21554), (5803, 21320), (6632, 18655), (7462, 16580), (8290, 14924), (10660, 11606), (10777, 11480)]