7128889740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{12601}}^1$

素因数の和:13072

約数の個数: 144

約数和(自身を含む): 24770491200

約数和(自身を除く): 17641601460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 449, 630, 898, 1260, 1347, 1796, 2245, 2694, 3143, 4041, 4490, 5388, 6286, 6735, 8082, 8980, 9429, 12572, 12601, 13470, 15715, 16164, 18858, 20205, 25202, 26940, 28287, 31430, 37716, 37803, 40410, 47145, 50404, 56574, 62860, 63005, 75606, 80820, 88207, 94290, 113148, 113409, 126010, 141435, 151212, 176414, 188580, 189015, 226818, 252020, 264621, 282870, 352828, 378030, 441035, 453636, 529242, 565740, 567045, 756060, 793863, 882070, 1058484, 1134090, 1323105, 1587726, 1764140, 2268180, 2646210, 3175452, 3969315, 5292420, 5657849, 7938630, 11315698, 15877260, 16973547, 22631396, 28289245, 33947094, 39604943, 50920641, 56578490, 67894188, 79209886, 84867735, 101841282, 113156980, 118814829, 158419772, 169735470, 198024715, 203682564, 237629658, 254603205, 339470940, 356444487, 396049430, 475259316, 509206410, 594074145, 712888974, 792098860, 1018412820, 1188148290, 1425777948, 1782222435, 2376296580, 3564444870, 7128889740]

約数ペア:

[(1, 7128889740), (2, 3564444870), (3, 2376296580), (4, 1782222435), (5, 1425777948), (6, 1188148290), (7, 1018412820), (9, 792098860), (10, 712888974), (12, 594074145), (14, 509206410), (15, 475259316), (18, 396049430), (20, 356444487), (21, 339470940), (28, 254603205), (30, 237629658), (35, 203682564), (36, 198024715), (42, 169735470), (45, 158419772), (60, 118814829), (63, 113156980), (70, 101841282), (84, 84867735), (90, 79209886), (105, 67894188), (126, 56578490), (140, 50920641), (180, 39604943), (210, 33947094), (252, 28289245), (315, 22631396), (420, 16973547), (449, 15877260), (630, 11315698), (898, 7938630), (1260, 5657849), (1347, 5292420), (1796, 3969315), (2245, 3175452), (2694, 2646210), (3143, 2268180), (4041, 1764140), (4490, 1587726), (5388, 1323105), (6286, 1134090), (6735, 1058484), (8082, 882070), (8980, 793863), (9429, 756060), (12572, 567045), (12601, 565740), (13470, 529242), (15715, 453636), (16164, 441035), (18858, 378030), (20205, 352828), (25202, 282870), (26940, 264621), (28287, 252020), (31430, 226818), (37716, 189015), (37803, 188580), (40410, 176414), (47145, 151212), (50404, 141435), (56574, 126010), (62860, 113409), (63005, 113148), (75606, 94290), (80820, 88207)]