180331340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1207

約数の個数: 96

約数和(自身を含む): 459239424

約数和(自身を除く): 278908084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 434, 518, 620, 740, 868, 1036, 1085, 1123, 1147, 1295, 2170, 2246, 2294, 2590, 4340, 4492, 4588, 5180, 5615, 5735, 7861, 8029, 11230, 11470, 15722, 16058, 22460, 22940, 31444, 32116, 34813, 39305, 40145, 41551, 69626, 78610, 80290, 83102, 139252, 157220, 160580, 166204, 174065, 207755, 243691, 290857, 348130, 415510, 487382, 581714, 696260, 831020, 974764, 1163428, 1218455, 1288081, 1454285, 2436910, 2576162, 2908570, 4873820, 5152324, 5817140, 6440405, 9016567, 12880810, 18033134, 25761620, 36066268, 45082835, 90165670, 180331340]

約数ペア:

[(1, 180331340), (2, 90165670), (4, 45082835), (5, 36066268), (7, 25761620), (10, 18033134), (14, 12880810), (20, 9016567), (28, 6440405), (31, 5817140), (35, 5152324), (37, 4873820), (62, 2908570), (70, 2576162), (74, 2436910), (124, 1454285), (140, 1288081), (148, 1218455), (155, 1163428), (185, 974764), (217, 831020), (259, 696260), (310, 581714), (370, 487382), (434, 415510), (518, 348130), (620, 290857), (740, 243691), (868, 207755), (1036, 174065), (1085, 166204), (1123, 160580), (1147, 157220), (1295, 139252), (2170, 83102), (2246, 80290), (2294, 78610), (2590, 69626), (4340, 41551), (4492, 40145), (4588, 39305), (5180, 34813), (5615, 32116), (5735, 31444), (7861, 22940), (8029, 22460), (11230, 16058), (11470, 15722)]