139755720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 456503040

約数和(自身を除く): 316747320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 195, 202, 260, 303, 312, 390, 404, 505, 520, 606, 780, 808, 887, 1010, 1212, 1313, 1515, 1560, 1774, 2020, 2424, 2626, 2661, 3030, 3548, 3939, 4040, 4435, 5252, 5322, 6060, 6565, 7096, 7878, 8870, 10504, 10644, 11531, 12120, 13130, 13305, 15756, 17740, 19695, 21288, 23062, 26260, 26610, 31512, 34593, 35480, 39390, 46124, 52520, 53220, 57655, 69186, 78780, 89587, 92248, 106440, 115310, 138372, 157560, 172965, 179174, 230620, 268761, 276744, 345930, 358348, 447935, 461240, 537522, 691860, 716696, 895870, 1075044, 1164631, 1343805, 1383720, 1791740, 2150088, 2329262, 2687610, 3493893, 3583480, 4658524, 5375220, 5823155, 6987786, 9317048, 10750440, 11646310, 13975572, 17469465, 23292620, 27951144, 34938930, 46585240, 69877860, 139755720]

約数ペア:

[(1, 139755720), (2, 69877860), (3, 46585240), (4, 34938930), (5, 27951144), (6, 23292620), (8, 17469465), (10, 13975572), (12, 11646310), (13, 10750440), (15, 9317048), (20, 6987786), (24, 5823155), (26, 5375220), (30, 4658524), (39, 3583480), (40, 3493893), (52, 2687610), (60, 2329262), (65, 2150088), (78, 1791740), (101, 1383720), (104, 1343805), (120, 1164631), (130, 1075044), (156, 895870), (195, 716696), (202, 691860), (260, 537522), (303, 461240), (312, 447935), (390, 358348), (404, 345930), (505, 276744), (520, 268761), (606, 230620), (780, 179174), (808, 172965), (887, 157560), (1010, 138372), (1212, 115310), (1313, 106440), (1515, 92248), (1560, 89587), (1774, 78780), (2020, 69186), (2424, 57655), (2626, 53220), (2661, 52520), (3030, 46124), (3548, 39390), (3939, 35480), (4040, 34593), (4435, 31512), (5252, 26610), (5322, 26260), (6060, 23062), (6565, 21288), (7096, 19695), (7878, 17740), (8870, 15756), (10504, 13305), (10644, 13130), (11531, 12120)]