257234329600

素因数分解:

$2^{13}\times 5^2\times {\mathrm{31}}^2\times {\mathrm{1307}}^1$

素因数の和:1405

約数の個数: 252

約数和(自身を含む): 659647798812

約数和(自身を除く): 402413469212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 961, 992, 1024, 1240, 1280, 1307, 1550, 1600, 1922, 1984, 2048, 2480, 2560, 2614, 3100, 3200, 3844, 3968, 4096, 4805, 4960, 5120, 5228, 6200, 6400, 6535, 7688, 7936, 8192, 9610, 9920, 10240, 10456, 12400, 12800, 13070, 15376, 15872, 19220, 19840, 20480, 20912, 24025, 24800, 25600, 26140, 30752, 31744, 32675, 38440, 39680, 40517, 40960, 41824, 48050, 49600, 51200, 52280, 61504, 63488, 65350, 76880, 79360, 81034, 83648, 96100, 99200, 102400, 104560, 123008, 126976, 130700, 153760, 158720, 162068, 167296, 192200, 198400, 202585, 204800, 209120, 246016, 253952, 261400, 307520, 317440, 324136, 334592, 384400, 396800, 405170, 418240, 492032, 522800, 615040, 634880, 648272, 669184, 768800, 793600, 810340, 836480, 984064, 1012925, 1045600, 1230080, 1256027, 1269760, 1296544, 1338368, 1537600, 1587200, 1620680, 1672960, 1968128, 2025850, 2091200, 2460160, 2512054, 2593088, 2676736, 3075200, 3174400, 3241360, 3345920, 3936256, 4051700, 4182400, 4920320, 5024108, 5186176, 5353472, 6150400, 6280135, 6348800, 6482720, 6691840, 7872512, 8103400, 8364800, 9840640, 10048216, 10372352, 10706944, 12300800, 12560270, 12965440, 13383680, 16206800, 16729600, 19681280, 20096432, 20744704, 24601600, 25120540, 25930880, 26767360, 31400675, 32413600, 33459200, 39362560, 40192864, 41489408, 49203200, 50241080, 51861760, 53534720, 62801350, 64827200, 66918400, 80385728, 82978816, 98406400, 100482160, 103723520, 125602700, 129654400, 133836800, 160771456, 165957632, 196812800, 200964320, 207447040, 251205400, 259308800, 267673600, 321542912, 331915264, 401928640, 414894080, 502410800, 518617600, 643085824, 803857280, 829788160, 1004821600, 1037235200, 1286171648, 1607714560, 1659576320, 2009643200, 2074470400, 2572343296, 3215429120, 4019286400, 4148940800, 5144686592, 6430858240, 8038572800, 8297881600, 10289373184, 12861716480, 16077145600, 25723432960, 32154291200, 51446865920, 64308582400, 128617164800, 257234329600]

約数ペア:

[(1, 257234329600), (2, 128617164800), (4, 64308582400), (5, 51446865920), (8, 32154291200), (10, 25723432960), (16, 16077145600), (20, 12861716480), (25, 10289373184), (31, 8297881600), (32, 8038572800), (40, 6430858240), (50, 5144686592), (62, 4148940800), (64, 4019286400), (80, 3215429120), (100, 2572343296), (124, 2074470400), (128, 2009643200), (155, 1659576320), (160, 1607714560), (200, 1286171648), (248, 1037235200), (256, 1004821600), (310, 829788160), (320, 803857280), (400, 643085824), (496, 518617600), (512, 502410800), (620, 414894080), (640, 401928640), (775, 331915264), (800, 321542912), (961, 267673600), (992, 259308800), (1024, 251205400), (1240, 207447040), (1280, 200964320), (1307, 196812800), (1550, 165957632), (1600, 160771456), (1922, 133836800), (1984, 129654400), (2048, 125602700), (2480, 103723520), (2560, 100482160), (2614, 98406400), (3100, 82978816), (3200, 80385728), (3844, 66918400), (3968, 64827200), (4096, 62801350), (4805, 53534720), (4960, 51861760), (5120, 50241080), (5228, 49203200), (6200, 41489408), (6400, 40192864), (6535, 39362560), (7688, 33459200), (7936, 32413600), (8192, 31400675), (9610, 26767360), (9920, 25930880), (10240, 25120540), (10456, 24601600), (12400, 20744704), (12800, 20096432), (13070, 19681280), (15376, 16729600), (15872, 16206800), (19220, 13383680), (19840, 12965440), (20480, 12560270), (20912, 12300800), (24025, 10706944), (24800, 10372352), (25600, 10048216), (26140, 9840640), (30752, 8364800), (31744, 8103400), (32675, 7872512), (38440, 6691840), (39680, 6482720), (40517, 6348800), (40960, 6280135), (41824, 6150400), (48050, 5353472), (49600, 5186176), (51200, 5024108), (52280, 4920320), (61504, 4182400), (63488, 4051700), (65350, 3936256), (76880, 3345920), (79360, 3241360), (81034, 3174400), (83648, 3075200), (96100, 2676736), (99200, 2593088), (102400, 2512054), (104560, 2460160), (123008, 2091200), (126976, 2025850), (130700, 1968128), (153760, 1672960), (158720, 1620680), (162068, 1587200), (167296, 1537600), (192200, 1338368), (198400, 1296544), (202585, 1269760), (204800, 1256027), (209120, 1230080), (246016, 1045600), (253952, 1012925), (261400, 984064), (307520, 836480), (317440, 810340), (324136, 793600), (334592, 768800), (384400, 669184), (396800, 648272), (405170, 634880), (418240, 615040), (492032, 522800)]