251637120

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^2$

素因数の和:190

約数の個数: 288

約数和(自身を含む): 1005797520

約数和(自身を除く): 754160400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 158, 160, 168, 180, 192, 210, 224, 237, 240, 252, 280, 288, 315, 316, 320, 336, 360, 384, 395, 420, 448, 474, 480, 504, 553, 560, 576, 630, 632, 640, 672, 711, 720, 790, 840, 896, 948, 960, 1008, 1106, 1120, 1152, 1185, 1260, 1264, 1344, 1422, 1440, 1580, 1659, 1680, 1896, 1920, 2016, 2212, 2240, 2370, 2520, 2528, 2688, 2765, 2844, 2880, 3160, 3318, 3360, 3555, 3792, 4032, 4424, 4480, 4740, 4977, 5040, 5056, 5530, 5688, 5760, 6241, 6320, 6636, 6720, 7110, 7584, 8064, 8295, 8848, 9480, 9954, 10080, 10112, 11060, 11376, 12482, 12640, 13272, 13440, 14220, 15168, 16590, 17696, 18723, 18960, 19908, 20160, 22120, 22752, 24885, 24964, 25280, 26544, 28440, 30336, 31205, 33180, 35392, 37446, 37920, 39816, 40320, 43687, 44240, 45504, 49770, 49928, 50560, 53088, 56169, 56880, 62410, 66360, 70784, 74892, 75840, 79632, 87374, 88480, 91008, 93615, 99540, 99856, 106176, 112338, 113760, 124820, 131061, 132720, 149784, 151680, 159264, 174748, 176960, 187230, 199080, 199712, 212352, 218435, 224676, 227520, 249640, 262122, 265440, 280845, 299568, 318528, 349496, 353920, 374460, 393183, 398160, 399424, 436870, 449352, 455040, 499280, 524244, 530880, 561690, 599136, 637056, 655305, 698992, 748920, 786366, 796320, 798848, 873740, 898704, 998560, 1048488, 1061760, 1123380, 1198272, 1310610, 1397984, 1497840, 1572732, 1592640, 1747480, 1797408, 1965915, 1997120, 2096976, 2246760, 2396544, 2621220, 2795968, 2995680, 3145464, 3185280, 3494960, 3594816, 3931830, 3994240, 4193952, 4493520, 5242440, 5591936, 5991360, 6290928, 6989920, 7189632, 7863660, 8387904, 8987040, 10484880, 11982720, 12581856, 13979840, 15727320, 16775808, 17974080, 20969760, 25163712, 27959680, 31454640, 35948160, 41939520, 50327424, 62909280, 83879040, 125818560, 251637120]

約数ペア:

[(1, 251637120), (2, 125818560), (3, 83879040), (4, 62909280), (5, 50327424), (6, 41939520), (7, 35948160), (8, 31454640), (9, 27959680), (10, 25163712), (12, 20969760), (14, 17974080), (15, 16775808), (16, 15727320), (18, 13979840), (20, 12581856), (21, 11982720), (24, 10484880), (28, 8987040), (30, 8387904), (32, 7863660), (35, 7189632), (36, 6989920), (40, 6290928), (42, 5991360), (45, 5591936), (48, 5242440), (56, 4493520), (60, 4193952), (63, 3994240), (64, 3931830), (70, 3594816), (72, 3494960), (79, 3185280), (80, 3145464), (84, 2995680), (90, 2795968), (96, 2621220), (105, 2396544), (112, 2246760), (120, 2096976), (126, 1997120), (128, 1965915), (140, 1797408), (144, 1747480), (158, 1592640), (160, 1572732), (168, 1497840), (180, 1397984), (192, 1310610), (210, 1198272), (224, 1123380), (237, 1061760), (240, 1048488), (252, 998560), (280, 898704), (288, 873740), (315, 798848), (316, 796320), (320, 786366), (336, 748920), (360, 698992), (384, 655305), (395, 637056), (420, 599136), (448, 561690), (474, 530880), (480, 524244), (504, 499280), (553, 455040), (560, 449352), (576, 436870), (630, 399424), (632, 398160), (640, 393183), (672, 374460), (711, 353920), (720, 349496), (790, 318528), (840, 299568), (896, 280845), (948, 265440), (960, 262122), (1008, 249640), (1106, 227520), (1120, 224676), (1152, 218435), (1185, 212352), (1260, 199712), (1264, 199080), (1344, 187230), (1422, 176960), (1440, 174748), (1580, 159264), (1659, 151680), (1680, 149784), (1896, 132720), (1920, 131061), (2016, 124820), (2212, 113760), (2240, 112338), (2370, 106176), (2520, 99856), (2528, 99540), (2688, 93615), (2765, 91008), (2844, 88480), (2880, 87374), (3160, 79632), (3318, 75840), (3360, 74892), (3555, 70784), (3792, 66360), (4032, 62410), (4424, 56880), (4480, 56169), (4740, 53088), (4977, 50560), (5040, 49928), (5056, 49770), (5530, 45504), (5688, 44240), (5760, 43687), (6241, 40320), (6320, 39816), (6636, 37920), (6720, 37446), (7110, 35392), (7584, 33180), (8064, 31205), (8295, 30336), (8848, 28440), (9480, 26544), (9954, 25280), (10080, 24964), (10112, 24885), (11060, 22752), (11376, 22120), (12482, 20160), (12640, 19908), (13272, 18960), (13440, 18723), (14220, 17696), (15168, 16590)]