217557900

素因数分解:

$2^2\times 3^5\times 5^2\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1315

約数の個数: 216

約数和(自身を含む): 808837120

約数和(自身を除く): 591279220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 243, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 486, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 972, 1050, 1134, 1215, 1260, 1279, 1350, 1575, 1620, 1701, 1890, 2025, 2100, 2268, 2430, 2558, 2700, 2835, 3150, 3402, 3780, 3837, 4050, 4725, 4860, 5116, 5670, 6075, 6300, 6395, 6804, 7674, 8100, 8505, 8953, 9450, 11340, 11511, 12150, 12790, 14175, 15348, 17010, 17906, 18900, 19185, 23022, 24300, 25580, 26859, 28350, 31975, 34020, 34533, 35812, 38370, 42525, 44765, 46044, 53718, 56700, 57555, 63950, 69066, 76740, 80577, 85050, 89530, 95925, 103599, 107436, 115110, 127900, 134295, 138132, 161154, 170100, 172665, 179060, 191850, 207198, 223825, 230220, 241731, 268590, 287775, 310797, 322308, 345330, 383700, 402885, 414396, 447650, 483462, 517995, 537180, 575550, 621594, 671475, 690660, 725193, 805770, 863325, 895300, 966924, 1035990, 1151100, 1208655, 1243188, 1342950, 1450386, 1553985, 1611540, 1726650, 2014425, 2071980, 2175579, 2417310, 2589975, 2685900, 2900772, 3107970, 3453300, 3625965, 4028850, 4351158, 4834620, 5179950, 6043275, 6215940, 7251930, 7769925, 8057700, 8702316, 10359900, 10877895, 12086550, 14503860, 15539850, 18129825, 21755790, 24173100, 31079700, 36259650, 43511580, 54389475, 72519300, 108778950, 217557900]

約数ペア:

[(1, 217557900), (2, 108778950), (3, 72519300), (4, 54389475), (5, 43511580), (6, 36259650), (7, 31079700), (9, 24173100), (10, 21755790), (12, 18129825), (14, 15539850), (15, 14503860), (18, 12086550), (20, 10877895), (21, 10359900), (25, 8702316), (27, 8057700), (28, 7769925), (30, 7251930), (35, 6215940), (36, 6043275), (42, 5179950), (45, 4834620), (50, 4351158), (54, 4028850), (60, 3625965), (63, 3453300), (70, 3107970), (75, 2900772), (81, 2685900), (84, 2589975), (90, 2417310), (100, 2175579), (105, 2071980), (108, 2014425), (126, 1726650), (135, 1611540), (140, 1553985), (150, 1450386), (162, 1342950), (175, 1243188), (180, 1208655), (189, 1151100), (210, 1035990), (225, 966924), (243, 895300), (252, 863325), (270, 805770), (300, 725193), (315, 690660), (324, 671475), (350, 621594), (378, 575550), (405, 537180), (420, 517995), (450, 483462), (486, 447650), (525, 414396), (540, 402885), (567, 383700), (630, 345330), (675, 322308), (700, 310797), (756, 287775), (810, 268590), (900, 241731), (945, 230220), (972, 223825), (1050, 207198), (1134, 191850), (1215, 179060), (1260, 172665), (1279, 170100), (1350, 161154), (1575, 138132), (1620, 134295), (1701, 127900), (1890, 115110), (2025, 107436), (2100, 103599), (2268, 95925), (2430, 89530), (2558, 85050), (2700, 80577), (2835, 76740), (3150, 69066), (3402, 63950), (3780, 57555), (3837, 56700), (4050, 53718), (4725, 46044), (4860, 44765), (5116, 42525), (5670, 38370), (6075, 35812), (6300, 34533), (6395, 34020), (6804, 31975), (7674, 28350), (8100, 26859), (8505, 25580), (8953, 24300), (9450, 23022), (11340, 19185), (11511, 18900), (12150, 17906), (12790, 17010), (14175, 15348)]