669709740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{51437}}^1$

素因数の和:51487

約数の個数: 96

約数和(自身を含む): 2212245504

約数和(自身を除く): 1542535764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 51437, 102874, 154311, 205748, 257185, 308622, 360059, 514370, 617244, 720118, 771555, 1028740, 1080177, 1440236, 1543110, 1594547, 1800295, 2160354, 3086220, 3189094, 3600590, 4320708, 4783641, 5400885, 6378188, 7201180, 7972735, 9567282, 10801770, 11161829, 15945470, 19134564, 21603540, 22323658, 23918205, 31890940, 33485487, 44647316, 47836410, 55809145, 66970974, 95672820, 111618290, 133941948, 167427435, 223236580, 334854870, 669709740]

約数ペア:

[(1, 669709740), (2, 334854870), (3, 223236580), (4, 167427435), (5, 133941948), (6, 111618290), (7, 95672820), (10, 66970974), (12, 55809145), (14, 47836410), (15, 44647316), (20, 33485487), (21, 31890940), (28, 23918205), (30, 22323658), (31, 21603540), (35, 19134564), (42, 15945470), (60, 11161829), (62, 10801770), (70, 9567282), (84, 7972735), (93, 7201180), (105, 6378188), (124, 5400885), (140, 4783641), (155, 4320708), (186, 3600590), (210, 3189094), (217, 3086220), (310, 2160354), (372, 1800295), (420, 1594547), (434, 1543110), (465, 1440236), (620, 1080177), (651, 1028740), (868, 771555), (930, 720118), (1085, 617244), (1302, 514370), (1860, 360059), (2170, 308622), (2604, 257185), (3255, 205748), (4340, 154311), (6510, 102874), (13020, 51437)]