642551040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 324

約数和(自身を含む): 2373862764

約数和(自身を除く): 1731311724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 193, 204, 240, 255, 256, 272, 288, 289, 306, 320, 340, 360, 384, 386, 408, 480, 510, 544, 576, 578, 579, 612, 640, 680, 720, 765, 768, 772, 816, 867, 960, 965, 1020, 1088, 1152, 1156, 1158, 1224, 1280, 1360, 1440, 1445, 1530, 1544, 1632, 1734, 1737, 1920, 1930, 2040, 2176, 2304, 2312, 2316, 2448, 2601, 2720, 2880, 2890, 2895, 3060, 3088, 3264, 3281, 3468, 3474, 3840, 3860, 4080, 4335, 4352, 4624, 4632, 4896, 5202, 5440, 5760, 5780, 5790, 6120, 6176, 6528, 6562, 6936, 6948, 7720, 8160, 8670, 8685, 9248, 9264, 9792, 9843, 10404, 10880, 11520, 11560, 11580, 12240, 12352, 13005, 13056, 13124, 13872, 13896, 15440, 16320, 16405, 17340, 17370, 18496, 18528, 19584, 19686, 20808, 21760, 23120, 23160, 24480, 24704, 26010, 26248, 27744, 27792, 29529, 30880, 32640, 32810, 34680, 34740, 36992, 37056, 39168, 39372, 41616, 46240, 46320, 48960, 49215, 49408, 52020, 52496, 55488, 55584, 55777, 59058, 61760, 65280, 65620, 69360, 69480, 73984, 74112, 78744, 83232, 92480, 92640, 97920, 98430, 104040, 104992, 110976, 111168, 111554, 118116, 123520, 131240, 138720, 138960, 147645, 148224, 157488, 166464, 167331, 184960, 185280, 195840, 196860, 208080, 209984, 221952, 222336, 223108, 236232, 247040, 262480, 277440, 277920, 278885, 295290, 314976, 332928, 334662, 369920, 370560, 393720, 416160, 419968, 444672, 446216, 472464, 501993, 524960, 554880, 555840, 557770, 590580, 629952, 665856, 669324, 741120, 787440, 832320, 836655, 839936, 892432, 944928, 1003986, 1049920, 1109760, 1111680, 1115540, 1181160, 1259904, 1338648, 1574880, 1664640, 1673310, 1784864, 1889856, 2007972, 2099840, 2223360, 2231080, 2362320, 2509965, 2519808, 2677296, 3149760, 3329280, 3346620, 3569728, 3779712, 4015944, 4199680, 4462160, 4724640, 5019930, 5354592, 6299520, 6693240, 7139456, 7559424, 8031888, 8924320, 9449280, 10039860, 10709184, 12599040, 13386480, 14278912, 16063776, 17848640, 18898560, 20079720, 21418368, 26772960, 32127552, 35697280, 37797120, 40159440, 42836736, 53545920, 64255104, 71394560, 80318880, 107091840, 128510208, 160637760, 214183680, 321275520, 642551040]

約数ペア:

[(1, 642551040), (2, 321275520), (3, 214183680), (4, 160637760), (5, 128510208), (6, 107091840), (8, 80318880), (9, 71394560), (10, 64255104), (12, 53545920), (15, 42836736), (16, 40159440), (17, 37797120), (18, 35697280), (20, 32127552), (24, 26772960), (30, 21418368), (32, 20079720), (34, 18898560), (36, 17848640), (40, 16063776), (45, 14278912), (48, 13386480), (51, 12599040), (60, 10709184), (64, 10039860), (68, 9449280), (72, 8924320), (80, 8031888), (85, 7559424), (90, 7139456), (96, 6693240), (102, 6299520), (120, 5354592), (128, 5019930), (136, 4724640), (144, 4462160), (153, 4199680), (160, 4015944), (170, 3779712), (180, 3569728), (192, 3346620), (193, 3329280), (204, 3149760), (240, 2677296), (255, 2519808), (256, 2509965), (272, 2362320), (288, 2231080), (289, 2223360), (306, 2099840), (320, 2007972), (340, 1889856), (360, 1784864), (384, 1673310), (386, 1664640), (408, 1574880), (480, 1338648), (510, 1259904), (544, 1181160), (576, 1115540), (578, 1111680), (579, 1109760), (612, 1049920), (640, 1003986), (680, 944928), (720, 892432), (765, 839936), (768, 836655), (772, 832320), (816, 787440), (867, 741120), (960, 669324), (965, 665856), (1020, 629952), (1088, 590580), (1152, 557770), (1156, 555840), (1158, 554880), (1224, 524960), (1280, 501993), (1360, 472464), (1440, 446216), (1445, 444672), (1530, 419968), (1544, 416160), (1632, 393720), (1734, 370560), (1737, 369920), (1920, 334662), (1930, 332928), (2040, 314976), (2176, 295290), (2304, 278885), (2312, 277920), (2316, 277440), (2448, 262480), (2601, 247040), (2720, 236232), (2880, 223108), (2890, 222336), (2895, 221952), (3060, 209984), (3088, 208080), (3264, 196860), (3281, 195840), (3468, 185280), (3474, 184960), (3840, 167331), (3860, 166464), (4080, 157488), (4335, 148224), (4352, 147645), (4624, 138960), (4632, 138720), (4896, 131240), (5202, 123520), (5440, 118116), (5760, 111554), (5780, 111168), (5790, 110976), (6120, 104992), (6176, 104040), (6528, 98430), (6562, 97920), (6936, 92640), (6948, 92480), (7720, 83232), (8160, 78744), (8670, 74112), (8685, 73984), (9248, 69480), (9264, 69360), (9792, 65620), (9843, 65280), (10404, 61760), (10880, 59058), (11520, 55777), (11560, 55584), (11580, 55488), (12240, 52496), (12352, 52020), (13005, 49408), (13056, 49215), (13124, 48960), (13872, 46320), (13896, 46240), (15440, 41616), (16320, 39372), (16405, 39168), (17340, 37056), (17370, 36992), (18496, 34740), (18528, 34680), (19584, 32810), (19686, 32640), (20808, 30880), (21760, 29529), (23120, 27792), (23160, 27744), (24480, 26248), (24704, 26010)]