1728873720

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2520

約数の個数: 320

約数和(自身を含む): 6858086400

約数和(自身を除く): 5129212680

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, 248, 252, 270, 279, 280, 310, 315, 324, 360, 372, 378, 405, 420, 434, 465, 504, 540, 558, 567, 620, 630, 648, 651, 744, 756, 810, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1134, 1240, 1260, 1302, 1395, 1512, 1620, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2268, 2459, 2511, 2520, 2604, 2790, 2835, 3240, 3255, 3348, 3720, 3780, 3906, 4185, 4340, 4536, 4918, 5022, 5208, 5580, 5670, 5859, 6510, 6696, 7377, 7560, 7812, 8370, 8680, 9765, 9836, 10044, 11160, 11340, 11718, 12295, 12555, 13020, 14754, 15624, 16740, 17213, 17577, 19530, 19672, 20088, 22131, 22680, 23436, 24590, 25110, 26040, 29295, 29508, 33480, 34426, 35154, 36885, 39060, 44262, 46872, 49180, 50220, 51639, 58590, 59016, 66393, 68852, 70308, 73770, 76229, 78120, 86065, 87885, 88524, 98360, 100440, 103278, 110655, 117180, 132786, 137704, 140616, 147540, 152458, 154917, 172130, 175770, 177048, 199179, 206556, 221310, 228687, 234360, 258195, 265572, 295080, 304916, 309834, 331965, 344260, 351540, 381145, 398358, 413112, 442620, 457374, 464751, 516390, 531144, 533603, 609832, 619668, 663930, 686061, 688520, 703080, 762290, 774585, 796716, 885240, 914748, 929502, 995895, 1032780, 1067206, 1143435, 1239336, 1327860, 1372122, 1394253, 1524580, 1549170, 1593432, 1600809, 1829496, 1859004, 1991790, 2058183, 2065560, 2134412, 2286870, 2323755, 2655720, 2668015, 2744244, 2788506, 3049160, 3098340, 3201618, 3430305, 3718008, 3983580, 4116366, 4268824, 4573740, 4647510, 4802427, 5336030, 5488488, 5577012, 6174549, 6196680, 6403236, 6860610, 6971265, 7967160, 8004045, 8232732, 9147480, 9295020, 9604854, 10290915, 10672060, 11154024, 12349098, 12806472, 13721220, 13942530, 14407281, 16008090, 16465464, 18590040, 19209708, 20581830, 21344120, 24012135, 24698196, 27442440, 27885060, 28814562, 30872745, 32016180, 38419416, 41163660, 43221843, 48024270, 49396392, 55770120, 57629124, 61745490, 64032360, 72036405, 82327320, 86443686, 96048540, 115258248, 123490980, 144072810, 172887372, 192097080, 216109215, 246981960, 288145620, 345774744, 432218430, 576291240, 864436860, 1728873720]

約数ペア:

[(1, 1728873720), (2, 864436860), (3, 576291240), (4, 432218430), (5, 345774744), (6, 288145620), (7, 246981960), (8, 216109215), (9, 192097080), (10, 172887372), (12, 144072810), (14, 123490980), (15, 115258248), (18, 96048540), (20, 86443686), (21, 82327320), (24, 72036405), (27, 64032360), (28, 61745490), (30, 57629124), (31, 55770120), (35, 49396392), (36, 48024270), (40, 43221843), (42, 41163660), (45, 38419416), (54, 32016180), (56, 30872745), (60, 28814562), (62, 27885060), (63, 27442440), (70, 24698196), (72, 24012135), (81, 21344120), (84, 20581830), (90, 19209708), (93, 18590040), (105, 16465464), (108, 16008090), (120, 14407281), (124, 13942530), (126, 13721220), (135, 12806472), (140, 12349098), (155, 11154024), (162, 10672060), (168, 10290915), (180, 9604854), (186, 9295020), (189, 9147480), (210, 8232732), (216, 8004045), (217, 7967160), (248, 6971265), (252, 6860610), (270, 6403236), (279, 6196680), (280, 6174549), (310, 5577012), (315, 5488488), (324, 5336030), (360, 4802427), (372, 4647510), (378, 4573740), (405, 4268824), (420, 4116366), (434, 3983580), (465, 3718008), (504, 3430305), (540, 3201618), (558, 3098340), (567, 3049160), (620, 2788506), (630, 2744244), (648, 2668015), (651, 2655720), (744, 2323755), (756, 2286870), (810, 2134412), (837, 2065560), (840, 2058183), (868, 1991790), (930, 1859004), (945, 1829496), (1080, 1600809), (1085, 1593432), (1116, 1549170), (1134, 1524580), (1240, 1394253), (1260, 1372122), (1302, 1327860), (1395, 1239336), (1512, 1143435), (1620, 1067206), (1674, 1032780), (1736, 995895), (1860, 929502), (1890, 914748), (1953, 885240), (2170, 796716), (2232, 774585), (2268, 762290), (2459, 703080), (2511, 688520), (2520, 686061), (2604, 663930), (2790, 619668), (2835, 609832), (3240, 533603), (3255, 531144), (3348, 516390), (3720, 464751), (3780, 457374), (3906, 442620), (4185, 413112), (4340, 398358), (4536, 381145), (4918, 351540), (5022, 344260), (5208, 331965), (5580, 309834), (5670, 304916), (5859, 295080), (6510, 265572), (6696, 258195), (7377, 234360), (7560, 228687), (7812, 221310), (8370, 206556), (8680, 199179), (9765, 177048), (9836, 175770), (10044, 172130), (11160, 154917), (11340, 152458), (11718, 147540), (12295, 140616), (12555, 137704), (13020, 132786), (14754, 117180), (15624, 110655), (16740, 103278), (17213, 100440), (17577, 98360), (19530, 88524), (19672, 87885), (20088, 86065), (22131, 78120), (22680, 76229), (23436, 73770), (24590, 70308), (25110, 68852), (26040, 66393), (29295, 59016), (29508, 58590), (33480, 51639), (34426, 50220), (35154, 49180), (36885, 46872), (39060, 44262)]