51676380

素因数分解:

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

素因数の和:76

約数の個数: 288

約数和(自身を含む): 195686400

約数和(自身を除く): 144010020

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, 49, 54, 60, 62, 63, 70, 81, 84, 90, 93, 98, 105, 108, 124, 126, 135, 140, 147, 155, 162, 180, 186, 189, 196, 210, 217, 243, 245, 252, 270, 279, 294, 310, 315, 324, 343, 372, 378, 405, 420, 434, 441, 465, 486, 490, 540, 558, 567, 588, 620, 630, 651, 686, 735, 756, 810, 837, 868, 882, 930, 945, 972, 980, 1029, 1085, 1116, 1134, 1215, 1260, 1302, 1323, 1372, 1395, 1470, 1519, 1620, 1674, 1701, 1715, 1764, 1860, 1890, 1953, 2058, 2170, 2205, 2268, 2430, 2511, 2604, 2646, 2790, 2835, 2940, 3038, 3087, 3255, 3348, 3402, 3430, 3780, 3906, 3969, 4116, 4185, 4340, 4410, 4557, 4860, 5022, 5145, 5292, 5580, 5670, 5859, 6076, 6174, 6510, 6615, 6804, 6860, 7533, 7595, 7812, 7938, 8370, 8505, 8820, 9114, 9261, 9765, 10044, 10290, 10633, 11340, 11718, 11907, 12348, 12555, 13020, 13230, 13671, 15066, 15190, 15435, 15876, 16740, 17010, 17577, 18228, 18522, 19530, 19845, 20580, 21266, 22785, 23436, 23814, 25110, 26460, 27342, 27783, 29295, 30132, 30380, 30870, 31899, 34020, 35154, 37044, 37665, 39060, 39690, 41013, 42532, 45570, 46305, 47628, 50220, 52731, 53165, 54684, 55566, 58590, 59535, 61740, 63798, 68355, 70308, 75330, 79380, 82026, 83349, 87885, 91140, 92610, 95697, 105462, 106330, 111132, 117180, 119070, 123039, 127596, 136710, 138915, 150660, 159495, 164052, 166698, 175770, 185220, 191394, 205065, 210924, 212660, 238140, 246078, 263655, 273420, 277830, 287091, 318990, 333396, 351540, 369117, 382788, 410130, 416745, 478485, 492156, 527310, 555660, 574182, 615195, 637980, 738234, 820260, 833490, 861273, 956970, 1054620, 1148364, 1230390, 1435455, 1476468, 1666980, 1722546, 1845585, 1913940, 2460780, 2583819, 2870910, 3445092, 3691170, 4306365, 5167638, 5741820, 7382340, 8612730, 10335276, 12919095, 17225460, 25838190, 51676380]

約数ペア:

[(1, 51676380), (2, 25838190), (3, 17225460), (4, 12919095), (5, 10335276), (6, 8612730), (7, 7382340), (9, 5741820), (10, 5167638), (12, 4306365), (14, 3691170), (15, 3445092), (18, 2870910), (20, 2583819), (21, 2460780), (27, 1913940), (28, 1845585), (30, 1722546), (31, 1666980), (35, 1476468), (36, 1435455), (42, 1230390), (45, 1148364), (49, 1054620), (54, 956970), (60, 861273), (62, 833490), (63, 820260), (70, 738234), (81, 637980), (84, 615195), (90, 574182), (93, 555660), (98, 527310), (105, 492156), (108, 478485), (124, 416745), (126, 410130), (135, 382788), (140, 369117), (147, 351540), (155, 333396), (162, 318990), (180, 287091), (186, 277830), (189, 273420), (196, 263655), (210, 246078), (217, 238140), (243, 212660), (245, 210924), (252, 205065), (270, 191394), (279, 185220), (294, 175770), (310, 166698), (315, 164052), (324, 159495), (343, 150660), (372, 138915), (378, 136710), (405, 127596), (420, 123039), (434, 119070), (441, 117180), (465, 111132), (486, 106330), (490, 105462), (540, 95697), (558, 92610), (567, 91140), (588, 87885), (620, 83349), (630, 82026), (651, 79380), (686, 75330), (735, 70308), (756, 68355), (810, 63798), (837, 61740), (868, 59535), (882, 58590), (930, 55566), (945, 54684), (972, 53165), (980, 52731), (1029, 50220), (1085, 47628), (1116, 46305), (1134, 45570), (1215, 42532), (1260, 41013), (1302, 39690), (1323, 39060), (1372, 37665), (1395, 37044), (1470, 35154), (1519, 34020), (1620, 31899), (1674, 30870), (1701, 30380), (1715, 30132), (1764, 29295), (1860, 27783), (1890, 27342), (1953, 26460), (2058, 25110), (2170, 23814), (2205, 23436), (2268, 22785), (2430, 21266), (2511, 20580), (2604, 19845), (2646, 19530), (2790, 18522), (2835, 18228), (2940, 17577), (3038, 17010), (3087, 16740), (3255, 15876), (3348, 15435), (3402, 15190), (3430, 15066), (3780, 13671), (3906, 13230), (3969, 13020), (4116, 12555), (4185, 12348), (4340, 11907), (4410, 11718), (4557, 11340), (4860, 10633), (5022, 10290), (5145, 10044), (5292, 9765), (5580, 9261), (5670, 9114), (5859, 8820), (6076, 8505), (6174, 8370), (6510, 7938), (6615, 7812), (6804, 7595), (6860, 7533)]