4218480

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:66

約数の個数: 240

約数和(自身を含む): 17332224

約数和(自身を除く): 13113744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 81, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 162, 168, 180, 186, 189, 210, 216, 217, 240, 243, 248, 252, 270, 279, 280, 310, 315, 324, 336, 360, 372, 378, 405, 420, 432, 434, 465, 486, 496, 504, 540, 558, 560, 567, 620, 630, 648, 651, 720, 744, 756, 810, 837, 840, 868, 930, 945, 972, 1008, 1080, 1085, 1116, 1134, 1215, 1240, 1260, 1296, 1302, 1395, 1488, 1512, 1620, 1674, 1680, 1701, 1736, 1860, 1890, 1944, 1953, 2160, 2170, 2232, 2268, 2430, 2480, 2511, 2520, 2604, 2790, 2835, 3024, 3240, 3255, 3348, 3402, 3472, 3720, 3780, 3888, 3906, 4185, 4340, 4464, 4536, 4860, 5022, 5040, 5208, 5580, 5670, 5859, 6480, 6510, 6696, 6804, 7440, 7533, 7560, 7812, 8370, 8505, 8680, 9072, 9720, 9765, 10044, 10416, 11160, 11340, 11718, 12555, 13020, 13392, 13608, 15066, 15120, 15624, 16740, 17010, 17360, 17577, 19440, 19530, 20088, 22320, 22680, 23436, 25110, 26040, 27216, 29295, 30132, 31248, 33480, 34020, 35154, 37665, 39060, 40176, 45360, 46872, 50220, 52080, 52731, 58590, 60264, 66960, 68040, 70308, 75330, 78120, 87885, 93744, 100440, 105462, 117180, 120528, 136080, 140616, 150660, 156240, 175770, 200880, 210924, 234360, 263655, 281232, 301320, 351540, 421848, 468720, 527310, 602640, 703080, 843696, 1054620, 1406160, 2109240, 4218480]

約数ペア:

[(1, 4218480), (2, 2109240), (3, 1406160), (4, 1054620), (5, 843696), (6, 703080), (7, 602640), (8, 527310), (9, 468720), (10, 421848), (12, 351540), (14, 301320), (15, 281232), (16, 263655), (18, 234360), (20, 210924), (21, 200880), (24, 175770), (27, 156240), (28, 150660), (30, 140616), (31, 136080), (35, 120528), (36, 117180), (40, 105462), (42, 100440), (45, 93744), (48, 87885), (54, 78120), (56, 75330), (60, 70308), (62, 68040), (63, 66960), (70, 60264), (72, 58590), (80, 52731), (81, 52080), (84, 50220), (90, 46872), (93, 45360), (105, 40176), (108, 39060), (112, 37665), (120, 35154), (124, 34020), (126, 33480), (135, 31248), (140, 30132), (144, 29295), (155, 27216), (162, 26040), (168, 25110), (180, 23436), (186, 22680), (189, 22320), (210, 20088), (216, 19530), (217, 19440), (240, 17577), (243, 17360), (248, 17010), (252, 16740), (270, 15624), (279, 15120), (280, 15066), (310, 13608), (315, 13392), (324, 13020), (336, 12555), (360, 11718), (372, 11340), (378, 11160), (405, 10416), (420, 10044), (432, 9765), (434, 9720), (465, 9072), (486, 8680), (496, 8505), (504, 8370), (540, 7812), (558, 7560), (560, 7533), (567, 7440), (620, 6804), (630, 6696), (648, 6510), (651, 6480), (720, 5859), (744, 5670), (756, 5580), (810, 5208), (837, 5040), (840, 5022), (868, 4860), (930, 4536), (945, 4464), (972, 4340), (1008, 4185), (1080, 3906), (1085, 3888), (1116, 3780), (1134, 3720), (1215, 3472), (1240, 3402), (1260, 3348), (1296, 3255), (1302, 3240), (1395, 3024), (1488, 2835), (1512, 2790), (1620, 2604), (1674, 2520), (1680, 2511), (1701, 2480), (1736, 2430), (1860, 2268), (1890, 2232), (1944, 2170), (1953, 2160)]