20472103680

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{761611}}^1$

素因数の和:761642

約数の個数: 144

約数和(自身を含む): 74723276544

約数和(自身を除く): 54251172864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 761611, 1523222, 2284833, 3046444, 3808055, 4569666, 5331277, 6092888, 7616110, 9139332, 10662554, 11424165, 12185776, 15232220, 15993831, 18278664, 21325108, 22848330, 24371552, 26656385, 30464440, 31987662, 36557328, 42650216, 45696660, 48743104, 53312770, 60928880, 63975324, 73114656, 79969155, 85300432, 91393320, 97486208, 106625540, 121857760, 127950648, 146229312, 159938310, 170600864, 182786640, 194972416, 213251080, 243715520, 255901296, 292458624, 319876620, 341201728, 365573280, 426502160, 487431040, 511802592, 584917248, 639753240, 682403456, 731146560, 853004320, 974862080, 1023605184, 1279506480, 1364806912, 1462293120, 1706008640, 2047210368, 2559012960, 2924586240, 3412017280, 4094420736, 5118025920, 6824034560, 10236051840, 20472103680]

約数ペア:

[(1, 20472103680), (2, 10236051840), (3, 6824034560), (4, 5118025920), (5, 4094420736), (6, 3412017280), (7, 2924586240), (8, 2559012960), (10, 2047210368), (12, 1706008640), (14, 1462293120), (15, 1364806912), (16, 1279506480), (20, 1023605184), (21, 974862080), (24, 853004320), (28, 731146560), (30, 682403456), (32, 639753240), (35, 584917248), (40, 511802592), (42, 487431040), (48, 426502160), (56, 365573280), (60, 341201728), (64, 319876620), (70, 292458624), (80, 255901296), (84, 243715520), (96, 213251080), (105, 194972416), (112, 182786640), (120, 170600864), (128, 159938310), (140, 146229312), (160, 127950648), (168, 121857760), (192, 106625540), (210, 97486208), (224, 91393320), (240, 85300432), (256, 79969155), (280, 73114656), (320, 63975324), (336, 60928880), (384, 53312770), (420, 48743104), (448, 45696660), (480, 42650216), (560, 36557328), (640, 31987662), (672, 30464440), (768, 26656385), (840, 24371552), (896, 22848330), (960, 21325108), (1120, 18278664), (1280, 15993831), (1344, 15232220), (1680, 12185776), (1792, 11424165), (1920, 10662554), (2240, 9139332), (2688, 7616110), (3360, 6092888), (3840, 5331277), (4480, 4569666), (5376, 3808055), (6720, 3046444), (8960, 2284833), (13440, 1523222), (26880, 761611)]