40077720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:926

約数の個数: 128

約数和(自身を含む): 136857600

約数和(自身を除く): 96779880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 863, 1032, 1080, 1161, 1290, 1548, 1720, 1726, 1935, 2322, 2580, 2589, 3096, 3452, 3870, 4315, 4644, 5160, 5178, 5805, 6904, 7740, 7767, 8630, 9288, 10356, 11610, 12945, 15480, 15534, 17260, 20712, 23220, 23301, 25890, 31068, 34520, 37109, 38835, 46440, 46602, 51780, 62136, 74218, 77670, 93204, 103560, 111327, 116505, 148436, 155340, 185545, 186408, 222654, 233010, 296872, 310680, 333981, 371090, 445308, 466020, 556635, 667962, 742180, 890616, 932040, 1001943, 1113270, 1335924, 1484360, 1669905, 2003886, 2226540, 2671848, 3339810, 4007772, 4453080, 5009715, 6679620, 8015544, 10019430, 13359240, 20038860, 40077720]

約数ペア:

[(1, 40077720), (2, 20038860), (3, 13359240), (4, 10019430), (5, 8015544), (6, 6679620), (8, 5009715), (9, 4453080), (10, 4007772), (12, 3339810), (15, 2671848), (18, 2226540), (20, 2003886), (24, 1669905), (27, 1484360), (30, 1335924), (36, 1113270), (40, 1001943), (43, 932040), (45, 890616), (54, 742180), (60, 667962), (72, 556635), (86, 466020), (90, 445308), (108, 371090), (120, 333981), (129, 310680), (135, 296872), (172, 233010), (180, 222654), (215, 186408), (216, 185545), (258, 155340), (270, 148436), (344, 116505), (360, 111327), (387, 103560), (430, 93204), (516, 77670), (540, 74218), (645, 62136), (774, 51780), (860, 46602), (863, 46440), (1032, 38835), (1080, 37109), (1161, 34520), (1290, 31068), (1548, 25890), (1720, 23301), (1726, 23220), (1935, 20712), (2322, 17260), (2580, 15534), (2589, 15480), (3096, 12945), (3452, 11610), (3870, 10356), (4315, 9288), (4644, 8630), (5160, 7767), (5178, 7740), (5805, 6904)]