678793140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1193}}^1$

素因数の和:1346

約数の個数: 144

約数和(自身を含む): 2151349200

約数和(自身を除く): 1472556060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 109, 116, 145, 174, 180, 218, 261, 290, 327, 348, 435, 436, 522, 545, 580, 654, 870, 981, 1044, 1090, 1193, 1305, 1308, 1635, 1740, 1962, 2180, 2386, 2610, 3161, 3270, 3579, 3924, 4772, 4905, 5220, 5965, 6322, 6540, 7158, 9483, 9810, 10737, 11930, 12644, 14316, 15805, 17895, 18966, 19620, 21474, 23860, 28449, 31610, 34597, 35790, 37932, 42948, 47415, 53685, 56898, 63220, 69194, 71580, 94830, 103791, 107370, 113796, 130037, 138388, 142245, 172985, 189660, 207582, 214740, 260074, 284490, 311373, 345970, 390111, 415164, 518955, 520148, 568980, 622746, 650185, 691940, 780222, 1037910, 1170333, 1245492, 1300370, 1556865, 1560444, 1950555, 2075820, 2340666, 2600740, 3113730, 3771073, 3901110, 4681332, 5851665, 6227460, 7542146, 7802220, 11313219, 11703330, 15084292, 18855365, 22626438, 23406660, 33939657, 37710730, 45252876, 56566095, 67879314, 75421460, 113132190, 135758628, 169698285, 226264380, 339396570, 678793140]

約数ペア:

[(1, 678793140), (2, 339396570), (3, 226264380), (4, 169698285), (5, 135758628), (6, 113132190), (9, 75421460), (10, 67879314), (12, 56566095), (15, 45252876), (18, 37710730), (20, 33939657), (29, 23406660), (30, 22626438), (36, 18855365), (45, 15084292), (58, 11703330), (60, 11313219), (87, 7802220), (90, 7542146), (109, 6227460), (116, 5851665), (145, 4681332), (174, 3901110), (180, 3771073), (218, 3113730), (261, 2600740), (290, 2340666), (327, 2075820), (348, 1950555), (435, 1560444), (436, 1556865), (522, 1300370), (545, 1245492), (580, 1170333), (654, 1037910), (870, 780222), (981, 691940), (1044, 650185), (1090, 622746), (1193, 568980), (1305, 520148), (1308, 518955), (1635, 415164), (1740, 390111), (1962, 345970), (2180, 311373), (2386, 284490), (2610, 260074), (3161, 214740), (3270, 207582), (3579, 189660), (3924, 172985), (4772, 142245), (4905, 138388), (5220, 130037), (5965, 113796), (6322, 107370), (6540, 103791), (7158, 94830), (9483, 71580), (9810, 69194), (10737, 63220), (11930, 56898), (12644, 53685), (14316, 47415), (15805, 42948), (17895, 37932), (18966, 35790), (19620, 34597), (21474, 31610), (23860, 28449)]