1285240000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 280

約数和(自身を含む): 3656429568

約数和(自身を除く): 2371189568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 64, 80, 88, 92, 100, 110, 115, 125, 127, 160, 176, 184, 200, 220, 230, 250, 253, 254, 275, 320, 352, 368, 400, 440, 460, 500, 506, 508, 550, 575, 625, 635, 704, 736, 800, 880, 920, 1000, 1012, 1016, 1100, 1150, 1250, 1265, 1270, 1375, 1397, 1472, 1600, 1760, 1840, 2000, 2024, 2032, 2200, 2300, 2500, 2530, 2540, 2750, 2794, 2875, 2921, 3175, 3520, 3680, 4000, 4048, 4064, 4400, 4600, 5000, 5060, 5080, 5500, 5588, 5750, 5842, 6325, 6350, 6875, 6985, 7360, 8000, 8096, 8128, 8800, 9200, 10000, 10120, 10160, 11000, 11176, 11500, 11684, 12650, 12700, 13750, 13970, 14375, 14605, 15875, 16192, 17600, 18400, 20000, 20240, 20320, 22000, 22352, 23000, 23368, 25300, 25400, 27500, 27940, 28750, 29210, 31625, 31750, 32131, 34925, 36800, 40000, 40480, 40640, 44000, 44704, 46000, 46736, 50600, 50800, 55000, 55880, 57500, 58420, 63250, 63500, 64262, 69850, 73025, 79375, 80960, 88000, 89408, 92000, 93472, 101200, 101600, 110000, 111760, 115000, 116840, 126500, 127000, 128524, 139700, 146050, 158125, 158750, 160655, 174625, 184000, 186944, 202400, 203200, 220000, 223520, 230000, 233680, 253000, 254000, 257048, 279400, 292100, 316250, 317500, 321310, 349250, 365125, 404800, 440000, 447040, 460000, 467360, 506000, 508000, 514096, 558800, 584200, 632500, 635000, 642620, 698500, 730250, 803275, 873125, 920000, 934720, 1012000, 1016000, 1028192, 1117600, 1168400, 1265000, 1270000, 1285240, 1397000, 1460500, 1606550, 1746250, 1825625, 2024000, 2056384, 2235200, 2336800, 2530000, 2540000, 2570480, 2794000, 2921000, 3213100, 3492500, 3651250, 4016375, 4673600, 5060000, 5080000, 5140960, 5588000, 5842000, 6426200, 6985000, 7302500, 8032750, 10120000, 10281920, 11176000, 11684000, 12852400, 13970000, 14605000, 16065500, 20081875, 23368000, 25704800, 27940000, 29210000, 32131000, 40163750, 51409600, 55880000, 58420000, 64262000, 80327500, 116840000, 128524000, 160655000, 257048000, 321310000, 642620000, 1285240000]

約数ペア:

[(1, 1285240000), (2, 642620000), (4, 321310000), (5, 257048000), (8, 160655000), (10, 128524000), (11, 116840000), (16, 80327500), (20, 64262000), (22, 58420000), (23, 55880000), (25, 51409600), (32, 40163750), (40, 32131000), (44, 29210000), (46, 27940000), (50, 25704800), (55, 23368000), (64, 20081875), (80, 16065500), (88, 14605000), (92, 13970000), (100, 12852400), (110, 11684000), (115, 11176000), (125, 10281920), (127, 10120000), (160, 8032750), (176, 7302500), (184, 6985000), (200, 6426200), (220, 5842000), (230, 5588000), (250, 5140960), (253, 5080000), (254, 5060000), (275, 4673600), (320, 4016375), (352, 3651250), (368, 3492500), (400, 3213100), (440, 2921000), (460, 2794000), (500, 2570480), (506, 2540000), (508, 2530000), (550, 2336800), (575, 2235200), (625, 2056384), (635, 2024000), (704, 1825625), (736, 1746250), (800, 1606550), (880, 1460500), (920, 1397000), (1000, 1285240), (1012, 1270000), (1016, 1265000), (1100, 1168400), (1150, 1117600), (1250, 1028192), (1265, 1016000), (1270, 1012000), (1375, 934720), (1397, 920000), (1472, 873125), (1600, 803275), (1760, 730250), (1840, 698500), (2000, 642620), (2024, 635000), (2032, 632500), (2200, 584200), (2300, 558800), (2500, 514096), (2530, 508000), (2540, 506000), (2750, 467360), (2794, 460000), (2875, 447040), (2921, 440000), (3175, 404800), (3520, 365125), (3680, 349250), (4000, 321310), (4048, 317500), (4064, 316250), (4400, 292100), (4600, 279400), (5000, 257048), (5060, 254000), (5080, 253000), (5500, 233680), (5588, 230000), (5750, 223520), (5842, 220000), (6325, 203200), (6350, 202400), (6875, 186944), (6985, 184000), (7360, 174625), (8000, 160655), (8096, 158750), (8128, 158125), (8800, 146050), (9200, 139700), (10000, 128524), (10120, 127000), (10160, 126500), (11000, 116840), (11176, 115000), (11500, 111760), (11684, 110000), (12650, 101600), (12700, 101200), (13750, 93472), (13970, 92000), (14375, 89408), (14605, 88000), (15875, 80960), (16192, 79375), (17600, 73025), (18400, 69850), (20000, 64262), (20240, 63500), (20320, 63250), (22000, 58420), (22352, 57500), (23000, 55880), (23368, 55000), (25300, 50800), (25400, 50600), (27500, 46736), (27940, 46000), (28750, 44704), (29210, 44000), (31625, 40640), (31750, 40480), (32131, 40000), (34925, 36800)]