122912580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 405409536

約数和(自身を除く): 282496956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 431, 485, 490, 582, 588, 679, 735, 862, 970, 980, 1164, 1293, 1358, 1455, 1470, 1724, 1940, 2037, 2155, 2586, 2716, 2910, 2940, 3017, 3395, 4074, 4310, 4753, 5172, 5820, 6034, 6465, 6790, 8148, 8620, 9051, 9506, 10185, 12068, 12930, 13580, 14259, 15085, 18102, 19012, 20370, 21119, 23765, 25860, 28518, 30170, 36204, 40740, 41807, 42238, 45255, 47530, 57036, 60340, 63357, 71295, 83614, 84476, 90510, 95060, 105595, 125421, 126714, 142590, 167228, 181020, 209035, 211190, 250842, 253428, 285180, 292649, 316785, 418070, 422380, 501684, 585298, 627105, 633570, 836140, 877947, 1170596, 1254210, 1267140, 1463245, 1755894, 2048543, 2508420, 2926490, 3511788, 4097086, 4389735, 5852980, 6145629, 8194172, 8779470, 10242715, 12291258, 17558940, 20485430, 24582516, 30728145, 40970860, 61456290, 122912580]

約数ペア:

[(1, 122912580), (2, 61456290), (3, 40970860), (4, 30728145), (5, 24582516), (6, 20485430), (7, 17558940), (10, 12291258), (12, 10242715), (14, 8779470), (15, 8194172), (20, 6145629), (21, 5852980), (28, 4389735), (30, 4097086), (35, 3511788), (42, 2926490), (49, 2508420), (60, 2048543), (70, 1755894), (84, 1463245), (97, 1267140), (98, 1254210), (105, 1170596), (140, 877947), (147, 836140), (194, 633570), (196, 627105), (210, 585298), (245, 501684), (291, 422380), (294, 418070), (388, 316785), (420, 292649), (431, 285180), (485, 253428), (490, 250842), (582, 211190), (588, 209035), (679, 181020), (735, 167228), (862, 142590), (970, 126714), (980, 125421), (1164, 105595), (1293, 95060), (1358, 90510), (1455, 84476), (1470, 83614), (1724, 71295), (1940, 63357), (2037, 60340), (2155, 57036), (2586, 47530), (2716, 45255), (2910, 42238), (2940, 41807), (3017, 40740), (3395, 36204), (4074, 30170), (4310, 28518), (4753, 25860), (5172, 23765), (5820, 21119), (6034, 20370), (6465, 19012), (6790, 18102), (8148, 15085), (8620, 14259), (9051, 13580), (9506, 12930), (10185, 12068)]