1497194020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 3820824000

約数和(自身を除く): 2323629980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 139, 140, 145, 196, 203, 245, 278, 290, 379, 406, 490, 556, 580, 695, 758, 812, 973, 980, 1015, 1390, 1421, 1516, 1895, 1946, 2030, 2653, 2780, 2842, 3790, 3892, 4031, 4060, 4865, 5306, 5684, 6811, 7105, 7580, 8062, 9730, 10612, 10991, 13265, 13622, 14210, 16124, 18571, 19460, 20155, 21982, 26530, 27244, 28217, 28420, 34055, 37142, 40310, 43964, 52681, 53060, 54955, 56434, 68110, 74284, 76937, 80620, 92855, 105362, 109910, 112868, 136220, 141085, 153874, 185710, 197519, 210724, 219820, 263405, 282170, 307748, 368767, 371420, 384685, 395038, 526810, 538559, 564340, 737534, 769370, 790076, 987595, 1053620, 1077118, 1475068, 1527749, 1538740, 1843835, 1975190, 2154236, 2581369, 2692795, 3055498, 3687670, 3950380, 5162738, 5385590, 6110996, 7375340, 7638745, 10325476, 10694243, 10771180, 12906845, 15277490, 21388486, 25813690, 30554980, 42776972, 51627380, 53471215, 74859701, 106942430, 149719402, 213884860, 299438804, 374298505, 748597010, 1497194020]

約数ペア:

[(1, 1497194020), (2, 748597010), (4, 374298505), (5, 299438804), (7, 213884860), (10, 149719402), (14, 106942430), (20, 74859701), (28, 53471215), (29, 51627380), (35, 42776972), (49, 30554980), (58, 25813690), (70, 21388486), (98, 15277490), (116, 12906845), (139, 10771180), (140, 10694243), (145, 10325476), (196, 7638745), (203, 7375340), (245, 6110996), (278, 5385590), (290, 5162738), (379, 3950380), (406, 3687670), (490, 3055498), (556, 2692795), (580, 2581369), (695, 2154236), (758, 1975190), (812, 1843835), (973, 1538740), (980, 1527749), (1015, 1475068), (1390, 1077118), (1421, 1053620), (1516, 987595), (1895, 790076), (1946, 769370), (2030, 737534), (2653, 564340), (2780, 538559), (2842, 526810), (3790, 395038), (3892, 384685), (4031, 371420), (4060, 368767), (4865, 307748), (5306, 282170), (5684, 263405), (6811, 219820), (7105, 210724), (7580, 197519), (8062, 185710), (9730, 153874), (10612, 141085), (10991, 136220), (13265, 112868), (13622, 109910), (14210, 105362), (16124, 92855), (18571, 80620), (19460, 76937), (20155, 74284), (21982, 68110), (26530, 56434), (27244, 54955), (28217, 53060), (28420, 52681), (34055, 43964), (37142, 40310)]