51910740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 190955520

約数和(自身を除く): 139044780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 443, 465, 540, 558, 620, 630, 651, 756, 837, 868, 886, 930, 945, 1085, 1116, 1260, 1302, 1329, 1395, 1674, 1772, 1860, 1890, 1953, 2170, 2215, 2604, 2658, 2790, 3101, 3255, 3348, 3780, 3906, 3987, 4185, 4340, 4430, 5316, 5580, 5859, 6202, 6510, 6645, 7812, 7974, 8370, 8860, 9303, 9765, 11718, 11961, 12404, 13020, 13290, 13733, 15505, 15948, 16740, 18606, 19530, 19935, 23436, 23922, 26580, 27466, 27909, 29295, 31010, 37212, 39060, 39870, 41199, 46515, 47844, 54932, 55818, 58590, 59805, 62020, 68665, 79740, 82398, 83727, 93030, 96131, 111636, 117180, 119610, 123597, 137330, 139545, 164796, 167454, 186060, 192262, 205995, 239220, 247194, 274660, 279090, 288393, 334908, 370791, 384524, 411990, 418635, 480655, 494388, 558180, 576786, 617985, 741582, 823980, 837270, 865179, 961310, 1153572, 1235970, 1441965, 1483164, 1674540, 1730358, 1853955, 1922620, 2471940, 2595537, 2883930, 3460716, 3707910, 4325895, 5191074, 5767860, 7415820, 8651790, 10382148, 12977685, 17303580, 25955370, 51910740]

約数ペア:

[(1, 51910740), (2, 25955370), (3, 17303580), (4, 12977685), (5, 10382148), (6, 8651790), (7, 7415820), (9, 5767860), (10, 5191074), (12, 4325895), (14, 3707910), (15, 3460716), (18, 2883930), (20, 2595537), (21, 2471940), (27, 1922620), (28, 1853955), (30, 1730358), (31, 1674540), (35, 1483164), (36, 1441965), (42, 1235970), (45, 1153572), (54, 961310), (60, 865179), (62, 837270), (63, 823980), (70, 741582), (84, 617985), (90, 576786), (93, 558180), (105, 494388), (108, 480655), (124, 418635), (126, 411990), (135, 384524), (140, 370791), (155, 334908), (180, 288393), (186, 279090), (189, 274660), (210, 247194), (217, 239220), (252, 205995), (270, 192262), (279, 186060), (310, 167454), (315, 164796), (372, 139545), (378, 137330), (420, 123597), (434, 119610), (443, 117180), (465, 111636), (540, 96131), (558, 93030), (620, 83727), (630, 82398), (651, 79740), (756, 68665), (837, 62020), (868, 59805), (886, 58590), (930, 55818), (945, 54932), (1085, 47844), (1116, 46515), (1260, 41199), (1302, 39870), (1329, 39060), (1395, 37212), (1674, 31010), (1772, 29295), (1860, 27909), (1890, 27466), (1953, 26580), (2170, 23922), (2215, 23436), (2604, 19935), (2658, 19530), (2790, 18606), (3101, 16740), (3255, 15948), (3348, 15505), (3780, 13733), (3906, 13290), (3987, 13020), (4185, 12404), (4340, 11961), (4430, 11718), (5316, 9765), (5580, 9303), (5859, 8860), (6202, 8370), (6510, 7974), (6645, 7812)]