210151980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 666731520

約数和(自身を除く): 456579540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 127, 145, 174, 180, 254, 261, 290, 317, 348, 381, 435, 508, 522, 580, 634, 635, 762, 870, 951, 1044, 1143, 1268, 1270, 1305, 1524, 1585, 1740, 1902, 1905, 2286, 2540, 2610, 2853, 3170, 3683, 3804, 3810, 4572, 4755, 5220, 5706, 5715, 6340, 7366, 7620, 9193, 9510, 11049, 11412, 11430, 14265, 14732, 18386, 18415, 19020, 22098, 22860, 27579, 28530, 33147, 36772, 36830, 40259, 44196, 45965, 55158, 55245, 57060, 66294, 73660, 80518, 82737, 91930, 110316, 110490, 120777, 132588, 137895, 161036, 165474, 165735, 183860, 201295, 220980, 241554, 275790, 330948, 331470, 362331, 402590, 413685, 483108, 551580, 603885, 662940, 724662, 805180, 827370, 1167511, 1207770, 1449324, 1654740, 1811655, 2335022, 2415540, 3502533, 3623310, 4670044, 5837555, 7005066, 7246620, 10507599, 11675110, 14010132, 17512665, 21015198, 23350220, 35025330, 42030396, 52537995, 70050660, 105075990, 210151980]

約数ペア:

[(1, 210151980), (2, 105075990), (3, 70050660), (4, 52537995), (5, 42030396), (6, 35025330), (9, 23350220), (10, 21015198), (12, 17512665), (15, 14010132), (18, 11675110), (20, 10507599), (29, 7246620), (30, 7005066), (36, 5837555), (45, 4670044), (58, 3623310), (60, 3502533), (87, 2415540), (90, 2335022), (116, 1811655), (127, 1654740), (145, 1449324), (174, 1207770), (180, 1167511), (254, 827370), (261, 805180), (290, 724662), (317, 662940), (348, 603885), (381, 551580), (435, 483108), (508, 413685), (522, 402590), (580, 362331), (634, 331470), (635, 330948), (762, 275790), (870, 241554), (951, 220980), (1044, 201295), (1143, 183860), (1268, 165735), (1270, 165474), (1305, 161036), (1524, 137895), (1585, 132588), (1740, 120777), (1902, 110490), (1905, 110316), (2286, 91930), (2540, 82737), (2610, 80518), (2853, 73660), (3170, 66294), (3683, 57060), (3804, 55245), (3810, 55158), (4572, 45965), (4755, 44196), (5220, 40259), (5706, 36830), (5715, 36772), (6340, 33147), (7366, 28530), (7620, 27579), (9193, 22860), (9510, 22098), (11049, 19020), (11412, 18415), (11430, 18386), (14265, 14732)]