204253440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 144

約数和(自身を含む): 668044608

約数和(自身を除く): 463791168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 768, 860, 960, 1032, 1237, 1280, 1290, 1376, 1720, 1920, 2064, 2474, 2580, 2752, 3440, 3711, 3840, 4128, 4948, 5160, 5504, 6185, 6880, 7422, 8256, 9896, 10320, 11008, 12370, 13760, 14844, 16512, 18555, 19792, 20640, 24740, 27520, 29688, 33024, 37110, 39584, 41280, 49480, 53191, 55040, 59376, 74220, 79168, 82560, 98960, 106382, 118752, 148440, 158336, 159573, 165120, 197920, 212764, 237504, 265955, 296880, 316672, 319146, 395840, 425528, 475008, 531910, 593760, 638292, 791680, 797865, 851056, 950016, 1063820, 1187520, 1276584, 1583360, 1595730, 1702112, 2127640, 2375040, 2553168, 3191460, 3404224, 4255280, 4750080, 5106336, 6382920, 6808448, 8510560, 10212672, 12765840, 13616896, 17021120, 20425344, 25531680, 34042240, 40850688, 51063360, 68084480, 102126720, 204253440]

約数ペア:

[(1, 204253440), (2, 102126720), (3, 68084480), (4, 51063360), (5, 40850688), (6, 34042240), (8, 25531680), (10, 20425344), (12, 17021120), (15, 13616896), (16, 12765840), (20, 10212672), (24, 8510560), (30, 6808448), (32, 6382920), (40, 5106336), (43, 4750080), (48, 4255280), (60, 3404224), (64, 3191460), (80, 2553168), (86, 2375040), (96, 2127640), (120, 1702112), (128, 1595730), (129, 1583360), (160, 1276584), (172, 1187520), (192, 1063820), (215, 950016), (240, 851056), (256, 797865), (258, 791680), (320, 638292), (344, 593760), (384, 531910), (430, 475008), (480, 425528), (516, 395840), (640, 319146), (645, 316672), (688, 296880), (768, 265955), (860, 237504), (960, 212764), (1032, 197920), (1237, 165120), (1280, 159573), (1290, 158336), (1376, 148440), (1720, 118752), (1920, 106382), (2064, 98960), (2474, 82560), (2580, 79168), (2752, 74220), (3440, 59376), (3711, 55040), (3840, 53191), (4128, 49480), (4948, 41280), (5160, 39584), (5504, 37110), (6185, 33024), (6880, 29688), (7422, 27520), (8256, 24740), (9896, 20640), (10320, 19792), (11008, 18555), (12370, 16512), (13760, 14844)]