2109240

素因数分解:

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

素因数の和:64

約数の個数: 192

約数和(自身を含む): 8386560

約数和(自身を除く): 6277320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 81, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 162, 168, 180, 186, 189, 210, 216, 217, 243, 248, 252, 270, 279, 280, 310, 315, 324, 360, 372, 378, 405, 420, 434, 465, 486, 504, 540, 558, 567, 620, 630, 648, 651, 744, 756, 810, 837, 840, 868, 930, 945, 972, 1080, 1085, 1116, 1134, 1215, 1240, 1260, 1302, 1395, 1512, 1620, 1674, 1701, 1736, 1860, 1890, 1944, 1953, 2170, 2232, 2268, 2430, 2511, 2520, 2604, 2790, 2835, 3240, 3255, 3348, 3402, 3720, 3780, 3906, 4185, 4340, 4536, 4860, 5022, 5208, 5580, 5670, 5859, 6510, 6696, 6804, 7533, 7560, 7812, 8370, 8505, 8680, 9720, 9765, 10044, 11160, 11340, 11718, 12555, 13020, 13608, 15066, 15624, 16740, 17010, 17577, 19530, 20088, 22680, 23436, 25110, 26040, 29295, 30132, 33480, 34020, 35154, 37665, 39060, 46872, 50220, 52731, 58590, 60264, 68040, 70308, 75330, 78120, 87885, 100440, 105462, 117180, 140616, 150660, 175770, 210924, 234360, 263655, 301320, 351540, 421848, 527310, 703080, 1054620, 2109240]

約数ペア:

[(1, 2109240), (2, 1054620), (3, 703080), (4, 527310), (5, 421848), (6, 351540), (7, 301320), (8, 263655), (9, 234360), (10, 210924), (12, 175770), (14, 150660), (15, 140616), (18, 117180), (20, 105462), (21, 100440), (24, 87885), (27, 78120), (28, 75330), (30, 70308), (31, 68040), (35, 60264), (36, 58590), (40, 52731), (42, 50220), (45, 46872), (54, 39060), (56, 37665), (60, 35154), (62, 34020), (63, 33480), (70, 30132), (72, 29295), (81, 26040), (84, 25110), (90, 23436), (93, 22680), (105, 20088), (108, 19530), (120, 17577), (124, 17010), (126, 16740), (135, 15624), (140, 15066), (155, 13608), (162, 13020), (168, 12555), (180, 11718), (186, 11340), (189, 11160), (210, 10044), (216, 9765), (217, 9720), (243, 8680), (248, 8505), (252, 8370), (270, 7812), (279, 7560), (280, 7533), (310, 6804), (315, 6696), (324, 6510), (360, 5859), (372, 5670), (378, 5580), (405, 5208), (420, 5022), (434, 4860), (465, 4536), (486, 4340), (504, 4185), (540, 3906), (558, 3780), (567, 3720), (620, 3402), (630, 3348), (648, 3255), (651, 3240), (744, 2835), (756, 2790), (810, 2604), (837, 2520), (840, 2511), (868, 2430), (930, 2268), (945, 2232), (972, 2170), (1080, 1953), (1085, 1944), (1116, 1890), (1134, 1860), (1215, 1736), (1240, 1701), (1260, 1674), (1302, 1620), (1395, 1512)]