131272020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 438092928

約数和(自身を除く): 306820908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 167, 180, 198, 220, 330, 334, 396, 397, 495, 501, 660, 668, 794, 835, 990, 1002, 1191, 1503, 1588, 1670, 1837, 1980, 1985, 2004, 2382, 2505, 3006, 3340, 3573, 3674, 3970, 4367, 4764, 5010, 5511, 5955, 6012, 7146, 7348, 7515, 7940, 8734, 9185, 10020, 11022, 11910, 13101, 14292, 15030, 16533, 17468, 17865, 18370, 21835, 22044, 23820, 26202, 27555, 30060, 33066, 35730, 36740, 39303, 43670, 52404, 55110, 65505, 66132, 66299, 71460, 78606, 82665, 87340, 110220, 131010, 132598, 157212, 165330, 196515, 198897, 262020, 265196, 330660, 331495, 393030, 397794, 596691, 662990, 729289, 786060, 795588, 994485, 1193382, 1325980, 1458578, 1988970, 2187867, 2386764, 2917156, 2983455, 3646445, 3977940, 4375734, 5966910, 6563601, 7292890, 8751468, 10939335, 11933820, 13127202, 14585780, 21878670, 26254404, 32818005, 43757340, 65636010, 131272020]

約数ペア:

[(1, 131272020), (2, 65636010), (3, 43757340), (4, 32818005), (5, 26254404), (6, 21878670), (9, 14585780), (10, 13127202), (11, 11933820), (12, 10939335), (15, 8751468), (18, 7292890), (20, 6563601), (22, 5966910), (30, 4375734), (33, 3977940), (36, 3646445), (44, 2983455), (45, 2917156), (55, 2386764), (60, 2187867), (66, 1988970), (90, 1458578), (99, 1325980), (110, 1193382), (132, 994485), (165, 795588), (167, 786060), (180, 729289), (198, 662990), (220, 596691), (330, 397794), (334, 393030), (396, 331495), (397, 330660), (495, 265196), (501, 262020), (660, 198897), (668, 196515), (794, 165330), (835, 157212), (990, 132598), (1002, 131010), (1191, 110220), (1503, 87340), (1588, 82665), (1670, 78606), (1837, 71460), (1980, 66299), (1985, 66132), (2004, 65505), (2382, 55110), (2505, 52404), (3006, 43670), (3340, 39303), (3573, 36740), (3674, 35730), (3970, 33066), (4367, 30060), (4764, 27555), (5010, 26202), (5511, 23820), (5955, 22044), (6012, 21835), (7146, 18370), (7348, 17865), (7515, 17468), (7940, 16533), (8734, 15030), (9185, 14292), (10020, 13101), (11022, 11910)]