101269840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1460

約数の個数: 80

約数和(自身を含む): 271232640

約数和(自身を除く): 169962800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 973, 1112, 1301, 1390, 1946, 2224, 2602, 2780, 3892, 4865, 5204, 5560, 6505, 7784, 9107, 9730, 10408, 11120, 13010, 15568, 18214, 19460, 20816, 26020, 36428, 38920, 45535, 52040, 72856, 77840, 91070, 104080, 145712, 180839, 182140, 361678, 364280, 723356, 728560, 904195, 1265873, 1446712, 1808390, 2531746, 2893424, 3616780, 5063492, 6329365, 7233560, 10126984, 12658730, 14467120, 20253968, 25317460, 50634920, 101269840]

約数ペア:

[(1, 101269840), (2, 50634920), (4, 25317460), (5, 20253968), (7, 14467120), (8, 12658730), (10, 10126984), (14, 7233560), (16, 6329365), (20, 5063492), (28, 3616780), (35, 2893424), (40, 2531746), (56, 1808390), (70, 1446712), (80, 1265873), (112, 904195), (139, 728560), (140, 723356), (278, 364280), (280, 361678), (556, 182140), (560, 180839), (695, 145712), (973, 104080), (1112, 91070), (1301, 77840), (1390, 72856), (1946, 52040), (2224, 45535), (2602, 38920), (2780, 36428), (3892, 26020), (4865, 20816), (5204, 19460), (5560, 18214), (6505, 15568), (7784, 13010), (9107, 11120), (9730, 10408)]