7752780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{293}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 28153440

約数和(自身を除く): 20400660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 293, 294, 315, 378, 420, 441, 490, 540, 586, 588, 630, 735, 756, 879, 882, 945, 980, 1172, 1260, 1323, 1465, 1470, 1758, 1764, 1890, 2051, 2205, 2637, 2646, 2930, 2940, 3516, 3780, 4102, 4395, 4410, 5274, 5292, 5860, 6153, 6615, 7911, 8204, 8790, 8820, 10255, 10548, 12306, 13185, 13230, 14357, 15822, 17580, 18459, 20510, 24612, 26370, 26460, 28714, 30765, 31644, 36918, 39555, 41020, 43071, 52740, 55377, 57428, 61530, 71785, 73836, 79110, 86142, 92295, 110754, 123060, 129213, 143570, 158220, 172284, 184590, 215355, 221508, 258426, 276885, 287140, 369180, 387639, 430710, 516852, 553770, 646065, 775278, 861420, 1107540, 1292130, 1550556, 1938195, 2584260, 3876390, 7752780]

約数ペア:

[(1, 7752780), (2, 3876390), (3, 2584260), (4, 1938195), (5, 1550556), (6, 1292130), (7, 1107540), (9, 861420), (10, 775278), (12, 646065), (14, 553770), (15, 516852), (18, 430710), (20, 387639), (21, 369180), (27, 287140), (28, 276885), (30, 258426), (35, 221508), (36, 215355), (42, 184590), (45, 172284), (49, 158220), (54, 143570), (60, 129213), (63, 123060), (70, 110754), (84, 92295), (90, 86142), (98, 79110), (105, 73836), (108, 71785), (126, 61530), (135, 57428), (140, 55377), (147, 52740), (180, 43071), (189, 41020), (196, 39555), (210, 36918), (245, 31644), (252, 30765), (270, 28714), (293, 26460), (294, 26370), (315, 24612), (378, 20510), (420, 18459), (441, 17580), (490, 15822), (540, 14357), (586, 13230), (588, 13185), (630, 12306), (735, 10548), (756, 10255), (879, 8820), (882, 8790), (945, 8204), (980, 7911), (1172, 6615), (1260, 6153), (1323, 5860), (1465, 5292), (1470, 5274), (1758, 4410), (1764, 4395), (1890, 4102), (2051, 3780), (2205, 3516), (2637, 2940), (2646, 2930)]