1219826580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9649}}^1$

素因数の和:9718

約数の個数: 144

約数和(自身を含む): 4065969600

約数和(自身を除く): 2846143020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 602, 645, 735, 860, 903, 980, 1204, 1290, 1470, 1505, 1806, 2107, 2580, 2940, 3010, 3612, 4214, 4515, 6020, 6321, 8428, 9030, 9649, 10535, 12642, 18060, 19298, 21070, 25284, 28947, 31605, 38596, 42140, 48245, 57894, 63210, 67543, 96490, 115788, 126420, 135086, 144735, 192980, 202629, 270172, 289470, 337715, 405258, 414907, 472801, 578940, 675430, 810516, 829814, 945602, 1013145, 1244721, 1350860, 1418403, 1659628, 1891204, 2026290, 2074535, 2364005, 2489442, 2836806, 2904349, 4052580, 4149070, 4728010, 4978884, 5673612, 5808698, 6223605, 7092015, 8298140, 8713047, 9456020, 11617396, 12447210, 14184030, 14521745, 17426094, 20330443, 24894420, 28368060, 29043490, 34852188, 40660886, 43565235, 58086980, 60991329, 81321772, 87130470, 101652215, 121982658, 174260940, 203304430, 243965316, 304956645, 406608860, 609913290, 1219826580]

約数ペア:

[(1, 1219826580), (2, 609913290), (3, 406608860), (4, 304956645), (5, 243965316), (6, 203304430), (7, 174260940), (10, 121982658), (12, 101652215), (14, 87130470), (15, 81321772), (20, 60991329), (21, 58086980), (28, 43565235), (30, 40660886), (35, 34852188), (42, 29043490), (43, 28368060), (49, 24894420), (60, 20330443), (70, 17426094), (84, 14521745), (86, 14184030), (98, 12447210), (105, 11617396), (129, 9456020), (140, 8713047), (147, 8298140), (172, 7092015), (196, 6223605), (210, 5808698), (215, 5673612), (245, 4978884), (258, 4728010), (294, 4149070), (301, 4052580), (420, 2904349), (430, 2836806), (490, 2489442), (516, 2364005), (588, 2074535), (602, 2026290), (645, 1891204), (735, 1659628), (860, 1418403), (903, 1350860), (980, 1244721), (1204, 1013145), (1290, 945602), (1470, 829814), (1505, 810516), (1806, 675430), (2107, 578940), (2580, 472801), (2940, 414907), (3010, 405258), (3612, 337715), (4214, 289470), (4515, 270172), (6020, 202629), (6321, 192980), (8428, 144735), (9030, 135086), (9649, 126420), (10535, 115788), (12642, 96490), (18060, 67543), (19298, 63210), (21070, 57894), (25284, 48245), (28947, 42140), (31605, 38596)]