489156640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1179

約数の個数: 192

約数和(自身を含む): 1460519424

約数和(自身を除く): 971362784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 160, 161, 170, 184, 224, 230, 238, 272, 280, 322, 340, 368, 391, 460, 476, 544, 560, 595, 644, 680, 736, 782, 805, 920, 952, 1117, 1120, 1190, 1288, 1360, 1564, 1610, 1840, 1904, 1955, 2234, 2380, 2576, 2720, 2737, 3128, 3220, 3680, 3808, 3910, 4468, 4760, 5152, 5474, 5585, 6256, 6440, 7819, 7820, 8936, 9520, 10948, 11170, 12512, 12880, 13685, 15638, 15640, 17872, 18989, 19040, 21896, 22340, 25691, 25760, 27370, 31276, 31280, 35744, 37978, 39095, 43792, 44680, 51382, 54740, 62552, 62560, 75956, 78190, 87584, 89360, 94945, 102764, 109480, 125104, 128455, 132923, 151912, 156380, 178720, 179837, 189890, 205528, 218960, 250208, 256910, 265846, 303824, 312760, 359674, 379780, 411056, 436747, 437920, 513820, 531692, 607648, 625520, 664615, 719348, 759560, 822112, 873494, 899185, 1027640, 1063384, 1251040, 1329230, 1438696, 1519120, 1746988, 1798370, 2055280, 2126768, 2183735, 2658460, 2877392, 3038240, 3057229, 3493976, 3596740, 4110560, 4253536, 4367470, 5316920, 5754784, 6114458, 6987952, 7193480, 8734940, 10633840, 12228916, 13975904, 14386960, 15286145, 17469880, 21267680, 24457832, 28773920, 30572290, 34939760, 48915664, 61144580, 69879520, 97831328, 122289160, 244578320, 489156640]

約数ペア:

[(1, 489156640), (2, 244578320), (4, 122289160), (5, 97831328), (7, 69879520), (8, 61144580), (10, 48915664), (14, 34939760), (16, 30572290), (17, 28773920), (20, 24457832), (23, 21267680), (28, 17469880), (32, 15286145), (34, 14386960), (35, 13975904), (40, 12228916), (46, 10633840), (56, 8734940), (68, 7193480), (70, 6987952), (80, 6114458), (85, 5754784), (92, 5316920), (112, 4367470), (115, 4253536), (119, 4110560), (136, 3596740), (140, 3493976), (160, 3057229), (161, 3038240), (170, 2877392), (184, 2658460), (224, 2183735), (230, 2126768), (238, 2055280), (272, 1798370), (280, 1746988), (322, 1519120), (340, 1438696), (368, 1329230), (391, 1251040), (460, 1063384), (476, 1027640), (544, 899185), (560, 873494), (595, 822112), (644, 759560), (680, 719348), (736, 664615), (782, 625520), (805, 607648), (920, 531692), (952, 513820), (1117, 437920), (1120, 436747), (1190, 411056), (1288, 379780), (1360, 359674), (1564, 312760), (1610, 303824), (1840, 265846), (1904, 256910), (1955, 250208), (2234, 218960), (2380, 205528), (2576, 189890), (2720, 179837), (2737, 178720), (3128, 156380), (3220, 151912), (3680, 132923), (3808, 128455), (3910, 125104), (4468, 109480), (4760, 102764), (5152, 94945), (5474, 89360), (5585, 87584), (6256, 78190), (6440, 75956), (7819, 62560), (7820, 62552), (8936, 54740), (9520, 51382), (10948, 44680), (11170, 43792), (12512, 39095), (12880, 37978), (13685, 35744), (15638, 31280), (15640, 31276), (17872, 27370), (18989, 25760), (19040, 25691), (21896, 22340)]