2620587480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:850

約数の個数: 256

約数和(自身を含む): 9348341760

約数和(自身を除く): 6727754280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 157, 168, 186, 210, 217, 248, 280, 310, 314, 372, 420, 434, 465, 471, 620, 628, 641, 651, 744, 785, 840, 868, 930, 942, 1085, 1099, 1240, 1256, 1282, 1302, 1570, 1736, 1860, 1884, 1923, 2170, 2198, 2355, 2564, 2604, 3140, 3205, 3255, 3297, 3720, 3768, 3846, 4340, 4396, 4487, 4710, 4867, 5128, 5208, 5495, 6280, 6410, 6510, 6594, 7692, 8680, 8792, 8974, 9420, 9615, 9734, 10990, 12820, 13020, 13188, 13461, 14601, 15384, 16485, 17948, 18840, 19230, 19468, 19871, 21980, 22435, 24335, 25640, 26040, 26376, 26922, 29202, 32970, 34069, 35896, 38460, 38936, 39742, 43960, 44870, 48670, 53844, 58404, 59613, 65940, 67305, 68138, 73005, 76920, 79484, 89740, 97340, 99355, 100637, 102207, 107688, 116808, 119226, 131880, 134610, 136276, 139097, 146010, 158968, 170345, 179480, 194680, 198710, 201274, 204414, 238452, 269220, 272552, 278194, 292020, 298065, 301911, 340690, 397420, 402548, 408828, 417291, 476904, 503185, 511035, 538440, 556388, 584040, 596130, 603822, 681380, 695485, 704459, 794840, 805096, 817656, 834582, 1006370, 1022070, 1112776, 1192260, 1207644, 1362760, 1390970, 1408918, 1509555, 1669164, 2012740, 2044140, 2086455, 2113377, 2384520, 2415288, 2781940, 2817836, 3019110, 3119747, 3338328, 3522295, 4025480, 4088280, 4172910, 4226754, 5563880, 5635672, 6038220, 6239494, 7044590, 8345820, 8453508, 9359241, 10566885, 12076440, 12478988, 14089180, 15598735, 16691640, 16907016, 18718482, 21133770, 21838229, 24957976, 28178360, 31197470, 37436964, 42267540, 43676458, 46796205, 62394940, 65514687, 74873928, 84535080, 87352916, 93592410, 109191145, 124789880, 131029374, 174705832, 187184820, 218382290, 262058748, 327573435, 374369640, 436764580, 524117496, 655146870, 873529160, 1310293740, 2620587480]

約数ペア:

[(1, 2620587480), (2, 1310293740), (3, 873529160), (4, 655146870), (5, 524117496), (6, 436764580), (7, 374369640), (8, 327573435), (10, 262058748), (12, 218382290), (14, 187184820), (15, 174705832), (20, 131029374), (21, 124789880), (24, 109191145), (28, 93592410), (30, 87352916), (31, 84535080), (35, 74873928), (40, 65514687), (42, 62394940), (56, 46796205), (60, 43676458), (62, 42267540), (70, 37436964), (84, 31197470), (93, 28178360), (105, 24957976), (120, 21838229), (124, 21133770), (140, 18718482), (155, 16907016), (157, 16691640), (168, 15598735), (186, 14089180), (210, 12478988), (217, 12076440), (248, 10566885), (280, 9359241), (310, 8453508), (314, 8345820), (372, 7044590), (420, 6239494), (434, 6038220), (465, 5635672), (471, 5563880), (620, 4226754), (628, 4172910), (641, 4088280), (651, 4025480), (744, 3522295), (785, 3338328), (840, 3119747), (868, 3019110), (930, 2817836), (942, 2781940), (1085, 2415288), (1099, 2384520), (1240, 2113377), (1256, 2086455), (1282, 2044140), (1302, 2012740), (1570, 1669164), (1736, 1509555), (1860, 1408918), (1884, 1390970), (1923, 1362760), (2170, 1207644), (2198, 1192260), (2355, 1112776), (2564, 1022070), (2604, 1006370), (3140, 834582), (3205, 817656), (3255, 805096), (3297, 794840), (3720, 704459), (3768, 695485), (3846, 681380), (4340, 603822), (4396, 596130), (4487, 584040), (4710, 556388), (4867, 538440), (5128, 511035), (5208, 503185), (5495, 476904), (6280, 417291), (6410, 408828), (6510, 402548), (6594, 397420), (7692, 340690), (8680, 301911), (8792, 298065), (8974, 292020), (9420, 278194), (9615, 272552), (9734, 269220), (10990, 238452), (12820, 204414), (13020, 201274), (13188, 198710), (13461, 194680), (14601, 179480), (15384, 170345), (16485, 158968), (17948, 146010), (18840, 139097), (19230, 136276), (19468, 134610), (19871, 131880), (21980, 119226), (22435, 116808), (24335, 107688), (25640, 102207), (26040, 100637), (26376, 99355), (26922, 97340), (29202, 89740), (32970, 79484), (34069, 76920), (35896, 73005), (38460, 68138), (38936, 67305), (39742, 65940), (43960, 59613), (44870, 58404), (48670, 53844)]