84491680

素因数分解:

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

素因数の和:871

約数の個数: 144

約数和(自身を含む): 250364520

約数和(自身を除く): 165872840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 829, 910, 980, 1040, 1120, 1274, 1456, 1568, 1658, 1820, 1960, 2080, 2548, 2912, 3185, 3316, 3640, 3920, 4145, 5096, 5803, 6370, 6632, 7280, 7840, 8290, 10192, 10777, 11606, 12740, 13264, 14560, 16580, 20384, 21554, 23212, 25480, 26528, 29015, 33160, 40621, 43108, 46424, 50960, 53885, 58030, 66320, 75439, 81242, 86216, 92848, 101920, 107770, 116060, 132640, 150878, 162484, 172432, 185696, 203105, 215540, 232120, 301756, 324968, 344864, 377195, 406210, 431080, 464240, 528073, 603512, 649936, 754390, 812420, 862160, 928480, 1056146, 1207024, 1299872, 1508780, 1624840, 1724320, 2112292, 2414048, 2640365, 3017560, 3249680, 4224584, 5280730, 6035120, 6499360, 8449168, 10561460, 12070240, 16898336, 21122920, 42245840, 84491680]

約数ペア:

[(1, 84491680), (2, 42245840), (4, 21122920), (5, 16898336), (7, 12070240), (8, 10561460), (10, 8449168), (13, 6499360), (14, 6035120), (16, 5280730), (20, 4224584), (26, 3249680), (28, 3017560), (32, 2640365), (35, 2414048), (40, 2112292), (49, 1724320), (52, 1624840), (56, 1508780), (65, 1299872), (70, 1207024), (80, 1056146), (91, 928480), (98, 862160), (104, 812420), (112, 754390), (130, 649936), (140, 603512), (160, 528073), (182, 464240), (196, 431080), (208, 406210), (224, 377195), (245, 344864), (260, 324968), (280, 301756), (364, 232120), (392, 215540), (416, 203105), (455, 185696), (490, 172432), (520, 162484), (560, 150878), (637, 132640), (728, 116060), (784, 107770), (829, 101920), (910, 92848), (980, 86216), (1040, 81242), (1120, 75439), (1274, 66320), (1456, 58030), (1568, 53885), (1658, 50960), (1820, 46424), (1960, 43108), (2080, 40621), (2548, 33160), (2912, 29015), (3185, 26528), (3316, 25480), (3640, 23212), (3920, 21554), (4145, 20384), (5096, 16580), (5803, 14560), (6370, 13264), (6632, 12740), (7280, 11606), (7840, 10777), (8290, 10192)]