138985560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7879}}^1$

素因数の和:7910

約数の個数: 144

約数和(自身を含む): 525517200

約数和(自身を除く): 386531640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 7879, 8820, 15758, 17640, 23637, 31516, 39395, 47274, 55153, 63032, 70911, 78790, 94548, 110306, 118185, 141822, 157580, 165459, 189096, 220612, 236370, 275765, 283644, 315160, 330918, 354555, 386071, 441224, 472740, 496377, 551530, 567288, 661836, 709110, 772142, 827295, 945480, 992754, 1103060, 1158213, 1323672, 1418220, 1544284, 1654590, 1930355, 1985508, 2206120, 2316426, 2481885, 2836440, 3088568, 3309180, 3474639, 3860710, 3971016, 4632852, 4963770, 5791065, 6618360, 6949278, 7721420, 9265704, 9927540, 11582130, 13898556, 15442840, 17373195, 19855080, 23164260, 27797112, 34746390, 46328520, 69492780, 138985560]

約数ペア:

[(1, 138985560), (2, 69492780), (3, 46328520), (4, 34746390), (5, 27797112), (6, 23164260), (7, 19855080), (8, 17373195), (9, 15442840), (10, 13898556), (12, 11582130), (14, 9927540), (15, 9265704), (18, 7721420), (20, 6949278), (21, 6618360), (24, 5791065), (28, 4963770), (30, 4632852), (35, 3971016), (36, 3860710), (40, 3474639), (42, 3309180), (45, 3088568), (49, 2836440), (56, 2481885), (60, 2316426), (63, 2206120), (70, 1985508), (72, 1930355), (84, 1654590), (90, 1544284), (98, 1418220), (105, 1323672), (120, 1158213), (126, 1103060), (140, 992754), (147, 945480), (168, 827295), (180, 772142), (196, 709110), (210, 661836), (245, 567288), (252, 551530), (280, 496377), (294, 472740), (315, 441224), (360, 386071), (392, 354555), (420, 330918), (441, 315160), (490, 283644), (504, 275765), (588, 236370), (630, 220612), (735, 189096), (840, 165459), (882, 157580), (980, 141822), (1176, 118185), (1260, 110306), (1470, 94548), (1764, 78790), (1960, 70911), (2205, 63032), (2520, 55153), (2940, 47274), (3528, 39395), (4410, 31516), (5880, 23637), (7879, 17640), (8820, 15758)]