201821160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 630374400

約数和(自身を除く): 428553240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 227, 239, 248, 310, 372, 454, 465, 478, 620, 681, 717, 744, 908, 930, 956, 1135, 1195, 1240, 1362, 1434, 1816, 1860, 1912, 2270, 2390, 2724, 2868, 3405, 3585, 3720, 4540, 4780, 5448, 5736, 6810, 7037, 7170, 7409, 9080, 9560, 13620, 14074, 14340, 14818, 21111, 22227, 27240, 28148, 28680, 29636, 35185, 37045, 42222, 44454, 54253, 56296, 59272, 70370, 74090, 84444, 88908, 105555, 108506, 111135, 140740, 148180, 162759, 168888, 177816, 211110, 217012, 222270, 271265, 281480, 296360, 325518, 422220, 434024, 444540, 542530, 651036, 813795, 844440, 889080, 1085060, 1302072, 1627590, 1681843, 2170120, 3255180, 3363686, 5045529, 6510360, 6727372, 8409215, 10091058, 13454744, 16818430, 20182116, 25227645, 33636860, 40364232, 50455290, 67273720, 100910580, 201821160]

約数ペア:

[(1, 201821160), (2, 100910580), (3, 67273720), (4, 50455290), (5, 40364232), (6, 33636860), (8, 25227645), (10, 20182116), (12, 16818430), (15, 13454744), (20, 10091058), (24, 8409215), (30, 6727372), (31, 6510360), (40, 5045529), (60, 3363686), (62, 3255180), (93, 2170120), (120, 1681843), (124, 1627590), (155, 1302072), (186, 1085060), (227, 889080), (239, 844440), (248, 813795), (310, 651036), (372, 542530), (454, 444540), (465, 434024), (478, 422220), (620, 325518), (681, 296360), (717, 281480), (744, 271265), (908, 222270), (930, 217012), (956, 211110), (1135, 177816), (1195, 168888), (1240, 162759), (1362, 148180), (1434, 140740), (1816, 111135), (1860, 108506), (1912, 105555), (2270, 88908), (2390, 84444), (2724, 74090), (2868, 70370), (3405, 59272), (3585, 56296), (3720, 54253), (4540, 44454), (4780, 42222), (5448, 37045), (5736, 35185), (6810, 29636), (7037, 28680), (7170, 28148), (7409, 27240), (9080, 22227), (9560, 21111), (13620, 14818), (14074, 14340)]