771633240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4663}}^1$

素因数の和:4881

約数の個数: 128

約数和(自身を含む): 2659599360

約数和(自身を除く): 1887966120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 591, 788, 840, 985, 1182, 1379, 1576, 1970, 2364, 2758, 2955, 3940, 4137, 4663, 4728, 5516, 5910, 6895, 7880, 8274, 9326, 11032, 11820, 13790, 13989, 16548, 18652, 20685, 23315, 23640, 27580, 27978, 32641, 33096, 37304, 41370, 46630, 55160, 55956, 65282, 69945, 82740, 93260, 97923, 111912, 130564, 139890, 163205, 165480, 186520, 195846, 261128, 279780, 326410, 391692, 489615, 559560, 652820, 783384, 918611, 979230, 1305640, 1837222, 1958460, 2755833, 3674444, 3916920, 4593055, 5511666, 6430277, 7348888, 9186110, 11023332, 12860554, 13779165, 18372220, 19290831, 22046664, 25721108, 27558330, 32151385, 36744440, 38581662, 51442216, 55116660, 64302770, 77163324, 96454155, 110233320, 128605540, 154326648, 192908310, 257211080, 385816620, 771633240]

約数ペア:

[(1, 771633240), (2, 385816620), (3, 257211080), (4, 192908310), (5, 154326648), (6, 128605540), (7, 110233320), (8, 96454155), (10, 77163324), (12, 64302770), (14, 55116660), (15, 51442216), (20, 38581662), (21, 36744440), (24, 32151385), (28, 27558330), (30, 25721108), (35, 22046664), (40, 19290831), (42, 18372220), (56, 13779165), (60, 12860554), (70, 11023332), (84, 9186110), (105, 7348888), (120, 6430277), (140, 5511666), (168, 4593055), (197, 3916920), (210, 3674444), (280, 2755833), (394, 1958460), (420, 1837222), (591, 1305640), (788, 979230), (840, 918611), (985, 783384), (1182, 652820), (1379, 559560), (1576, 489615), (1970, 391692), (2364, 326410), (2758, 279780), (2955, 261128), (3940, 195846), (4137, 186520), (4663, 165480), (4728, 163205), (5516, 139890), (5910, 130564), (6895, 111912), (7880, 97923), (8274, 93260), (9326, 82740), (11032, 69945), (11820, 65282), (13790, 55956), (13989, 55160), (16548, 46630), (18652, 41370), (20685, 37304), (23315, 33096), (23640, 32641), (27580, 27978)]