51324840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 320

約数和(自身を含む): 206300160

約数和(自身を除く): 154975320

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, 73, 81, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 146, 155, 162, 168, 180, 186, 189, 210, 216, 217, 219, 248, 252, 270, 279, 280, 292, 310, 315, 324, 360, 365, 372, 378, 405, 420, 434, 438, 465, 504, 511, 540, 558, 567, 584, 620, 630, 648, 651, 657, 730, 744, 756, 810, 837, 840, 868, 876, 930, 945, 1022, 1080, 1085, 1095, 1116, 1134, 1240, 1260, 1302, 1314, 1395, 1460, 1512, 1533, 1620, 1674, 1736, 1752, 1860, 1890, 1953, 1971, 2044, 2170, 2190, 2232, 2263, 2268, 2511, 2520, 2555, 2604, 2628, 2790, 2835, 2920, 3066, 3240, 3255, 3285, 3348, 3720, 3780, 3906, 3942, 4088, 4185, 4340, 4380, 4526, 4536, 4599, 5022, 5110, 5208, 5256, 5580, 5670, 5859, 5913, 6132, 6510, 6570, 6696, 6789, 7560, 7665, 7812, 7884, 8370, 8680, 8760, 9052, 9198, 9765, 9855, 10044, 10220, 11160, 11315, 11340, 11718, 11826, 12264, 12555, 13020, 13140, 13578, 13797, 15330, 15624, 15768, 15841, 16740, 17577, 18104, 18396, 19530, 19710, 20088, 20367, 20440, 22630, 22680, 22995, 23436, 23652, 25110, 26040, 26280, 27156, 27594, 29295, 29565, 30660, 31682, 33480, 33945, 35154, 36792, 39060, 39420, 40734, 41391, 45260, 45990, 46872, 47304, 47523, 50220, 54312, 55188, 58590, 59130, 61101, 61320, 63364, 67890, 68985, 70308, 78120, 78840, 79205, 81468, 82782, 87885, 90520, 91980, 95046, 100440, 101835, 110376, 117180, 118260, 122202, 126728, 135780, 137970, 140616, 142569, 158410, 162936, 165564, 175770, 183303, 183960, 190092, 203670, 206955, 234360, 236520, 237615, 244404, 271560, 275940, 285138, 305505, 316820, 331128, 351540, 366606, 380184, 407340, 413910, 427707, 475230, 488808, 551880, 570276, 611010, 633640, 703080, 712845, 733212, 814680, 827820, 855414, 916515, 950460, 1140552, 1222020, 1283121, 1425690, 1466424, 1655640, 1710828, 1833030, 1900920, 2138535, 2444040, 2566242, 2851380, 3421656, 3666060, 4277070, 5132484, 5702760, 6415605, 7332120, 8554140, 10264968, 12831210, 17108280, 25662420, 51324840]

約数ペア:

[(1, 51324840), (2, 25662420), (3, 17108280), (4, 12831210), (5, 10264968), (6, 8554140), (7, 7332120), (8, 6415605), (9, 5702760), (10, 5132484), (12, 4277070), (14, 3666060), (15, 3421656), (18, 2851380), (20, 2566242), (21, 2444040), (24, 2138535), (27, 1900920), (28, 1833030), (30, 1710828), (31, 1655640), (35, 1466424), (36, 1425690), (40, 1283121), (42, 1222020), (45, 1140552), (54, 950460), (56, 916515), (60, 855414), (62, 827820), (63, 814680), (70, 733212), (72, 712845), (73, 703080), (81, 633640), (84, 611010), (90, 570276), (93, 551880), (105, 488808), (108, 475230), (120, 427707), (124, 413910), (126, 407340), (135, 380184), (140, 366606), (146, 351540), (155, 331128), (162, 316820), (168, 305505), (180, 285138), (186, 275940), (189, 271560), (210, 244404), (216, 237615), (217, 236520), (219, 234360), (248, 206955), (252, 203670), (270, 190092), (279, 183960), (280, 183303), (292, 175770), (310, 165564), (315, 162936), (324, 158410), (360, 142569), (365, 140616), (372, 137970), (378, 135780), (405, 126728), (420, 122202), (434, 118260), (438, 117180), (465, 110376), (504, 101835), (511, 100440), (540, 95046), (558, 91980), (567, 90520), (584, 87885), (620, 82782), (630, 81468), (648, 79205), (651, 78840), (657, 78120), (730, 70308), (744, 68985), (756, 67890), (810, 63364), (837, 61320), (840, 61101), (868, 59130), (876, 58590), (930, 55188), (945, 54312), (1022, 50220), (1080, 47523), (1085, 47304), (1095, 46872), (1116, 45990), (1134, 45260), (1240, 41391), (1260, 40734), (1302, 39420), (1314, 39060), (1395, 36792), (1460, 35154), (1512, 33945), (1533, 33480), (1620, 31682), (1674, 30660), (1736, 29565), (1752, 29295), (1860, 27594), (1890, 27156), (1953, 26280), (1971, 26040), (2044, 25110), (2170, 23652), (2190, 23436), (2232, 22995), (2263, 22680), (2268, 22630), (2511, 20440), (2520, 20367), (2555, 20088), (2604, 19710), (2628, 19530), (2790, 18396), (2835, 18104), (2920, 17577), (3066, 16740), (3240, 15841), (3255, 15768), (3285, 15624), (3348, 15330), (3720, 13797), (3780, 13578), (3906, 13140), (3942, 13020), (4088, 12555), (4185, 12264), (4340, 11826), (4380, 11718), (4526, 11340), (4536, 11315), (4599, 11160), (5022, 10220), (5110, 10044), (5208, 9855), (5256, 9765), (5580, 9198), (5670, 9052), (5859, 8760), (5913, 8680), (6132, 8370), (6510, 7884), (6570, 7812), (6696, 7665), (6789, 7560)]