212919740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1523

約数の個数: 96

約数和(自身を含む): 526901760

約数和(自身を除く): 313982020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 145, 220, 230, 253, 290, 319, 460, 506, 580, 638, 667, 1012, 1265, 1276, 1334, 1451, 1595, 2530, 2668, 2902, 3190, 3335, 5060, 5804, 6380, 6670, 7255, 7337, 13340, 14510, 14674, 15961, 29020, 29348, 31922, 33373, 36685, 42079, 63844, 66746, 73370, 79805, 84158, 133492, 146740, 159610, 166865, 168316, 210395, 319220, 333730, 367103, 420790, 462869, 667460, 734206, 841580, 925738, 967817, 1468412, 1835515, 1851476, 1935634, 2314345, 3671030, 3871268, 4628690, 4839085, 7342060, 9257380, 9678170, 10645987, 19356340, 21291974, 42583948, 53229935, 106459870, 212919740]

約数ペア:

[(1, 212919740), (2, 106459870), (4, 53229935), (5, 42583948), (10, 21291974), (11, 19356340), (20, 10645987), (22, 9678170), (23, 9257380), (29, 7342060), (44, 4839085), (46, 4628690), (55, 3871268), (58, 3671030), (92, 2314345), (110, 1935634), (115, 1851476), (116, 1835515), (145, 1468412), (220, 967817), (230, 925738), (253, 841580), (290, 734206), (319, 667460), (460, 462869), (506, 420790), (580, 367103), (638, 333730), (667, 319220), (1012, 210395), (1265, 168316), (1276, 166865), (1334, 159610), (1451, 146740), (1595, 133492), (2530, 84158), (2668, 79805), (2902, 73370), (3190, 66746), (3335, 63844), (5060, 42079), (5804, 36685), (6380, 33373), (6670, 31922), (7255, 29348), (7337, 29020), (13340, 15961), (14510, 14674)]