31114720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2172

約数の個数: 96

約数和(自身を含む): 90514368

約数和(自身を除く): 59399648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2137, 2912, 3640, 4274, 7280, 8548, 10685, 14560, 14959, 17096, 21370, 27781, 29918, 34192, 42740, 55562, 59836, 68384, 74795, 85480, 111124, 119672, 138905, 149590, 170960, 194467, 222248, 239344, 277810, 299180, 341920, 388934, 444496, 478688, 555620, 598360, 777868, 888992, 972335, 1111240, 1196720, 1555736, 1944670, 2222480, 2393440, 3111472, 3889340, 4444960, 6222944, 7778680, 15557360, 31114720]

約数ペア:

[(1, 31114720), (2, 15557360), (4, 7778680), (5, 6222944), (7, 4444960), (8, 3889340), (10, 3111472), (13, 2393440), (14, 2222480), (16, 1944670), (20, 1555736), (26, 1196720), (28, 1111240), (32, 972335), (35, 888992), (40, 777868), (52, 598360), (56, 555620), (65, 478688), (70, 444496), (80, 388934), (91, 341920), (104, 299180), (112, 277810), (130, 239344), (140, 222248), (160, 194467), (182, 170960), (208, 149590), (224, 138905), (260, 119672), (280, 111124), (364, 85480), (416, 74795), (455, 68384), (520, 59836), (560, 55562), (728, 42740), (910, 34192), (1040, 29918), (1120, 27781), (1456, 21370), (1820, 17096), (2080, 14959), (2137, 14560), (2912, 10685), (3640, 8548), (4274, 7280)]