420154938

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 1141620480

約数和(自身を除く): 721465542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 89, 126, 138, 161, 162, 178, 181, 189, 207, 267, 322, 362, 378, 414, 483, 534, 543, 567, 621, 623, 801, 966, 1086, 1134, 1242, 1246, 1267, 1449, 1602, 1629, 1863, 1869, 2047, 2403, 2534, 2898, 3258, 3726, 3738, 3801, 4094, 4163, 4347, 4806, 4887, 5607, 6141, 7209, 7602, 8326, 8694, 9774, 11214, 11403, 12282, 12489, 13041, 14329, 14418, 14661, 16109, 16821, 18423, 22806, 24978, 26082, 28658, 29141, 29322, 32218, 33642, 34209, 36846, 37467, 42987, 48327, 50463, 55269, 58282, 68418, 74934, 85974, 87423, 96654, 100926, 102627, 110538, 112401, 112763, 128961, 144981, 165807, 174846, 205254, 224802, 225526, 257922, 262269, 289962, 331614, 337203, 338289, 370507, 386883, 434943, 524538, 674406, 676578, 741014, 773766, 786807, 869886, 1014867, 1111521, 1160649, 1304829, 1573614, 2029734, 2223042, 2321298, 2360421, 2593549, 2609658, 3044601, 3334563, 4720842, 5187098, 6089202, 6669126, 7780647, 9133803, 10003689, 15561294, 18267606, 20007378, 23341941, 30011067, 46683882, 60022134, 70025823, 140051646, 210077469, 420154938]

約数ペア:

[(1, 420154938), (2, 210077469), (3, 140051646), (6, 70025823), (7, 60022134), (9, 46683882), (14, 30011067), (18, 23341941), (21, 20007378), (23, 18267606), (27, 15561294), (42, 10003689), (46, 9133803), (54, 7780647), (63, 6669126), (69, 6089202), (81, 5187098), (89, 4720842), (126, 3334563), (138, 3044601), (161, 2609658), (162, 2593549), (178, 2360421), (181, 2321298), (189, 2223042), (207, 2029734), (267, 1573614), (322, 1304829), (362, 1160649), (378, 1111521), (414, 1014867), (483, 869886), (534, 786807), (543, 773766), (567, 741014), (621, 676578), (623, 674406), (801, 524538), (966, 434943), (1086, 386883), (1134, 370507), (1242, 338289), (1246, 337203), (1267, 331614), (1449, 289962), (1602, 262269), (1629, 257922), (1863, 225526), (1869, 224802), (2047, 205254), (2403, 174846), (2534, 165807), (2898, 144981), (3258, 128961), (3726, 112763), (3738, 112401), (3801, 110538), (4094, 102627), (4163, 100926), (4347, 96654), (4806, 87423), (4887, 85974), (5607, 74934), (6141, 68418), (7209, 58282), (7602, 55269), (8326, 50463), (8694, 48327), (9774, 42987), (11214, 37467), (11403, 36846), (12282, 34209), (12489, 33642), (13041, 32218), (14329, 29322), (14418, 29141), (14661, 28658), (16109, 26082), (16821, 24978), (18423, 22806)]