1291808000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 288

約数和(自身を含む): 3775349760

約数和(自身を除く): 2483541760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 73, 79, 80, 100, 112, 125, 128, 140, 146, 158, 160, 175, 200, 224, 250, 256, 280, 292, 316, 320, 350, 365, 395, 400, 448, 500, 511, 553, 560, 584, 632, 640, 700, 730, 790, 800, 875, 896, 1000, 1022, 1106, 1120, 1168, 1264, 1280, 1400, 1460, 1580, 1600, 1750, 1792, 1825, 1975, 2000, 2044, 2212, 2240, 2336, 2528, 2555, 2765, 2800, 2920, 3160, 3200, 3500, 3650, 3950, 4000, 4088, 4424, 4480, 4672, 5056, 5110, 5530, 5600, 5767, 5840, 6320, 6400, 7000, 7300, 7900, 8000, 8176, 8848, 8960, 9125, 9344, 9875, 10112, 10220, 11060, 11200, 11534, 11680, 12640, 12775, 13825, 14000, 14600, 15800, 16000, 16352, 17696, 18250, 18688, 19750, 20224, 20440, 22120, 22400, 23068, 23360, 25280, 25550, 27650, 28000, 28835, 29200, 31600, 32000, 32704, 35392, 36500, 39500, 40369, 40880, 44240, 44800, 46136, 46720, 50560, 51100, 55300, 56000, 57670, 58400, 63200, 63875, 65408, 69125, 70784, 73000, 79000, 80738, 81760, 88480, 92272, 93440, 101120, 102200, 110600, 112000, 115340, 116800, 126400, 127750, 130816, 138250, 141568, 144175, 146000, 158000, 161476, 163520, 176960, 184544, 201845, 204400, 221200, 224000, 230680, 233600, 252800, 255500, 276500, 288350, 292000, 316000, 322952, 327040, 353920, 369088, 403690, 408800, 442400, 461360, 467200, 505600, 511000, 553000, 576700, 584000, 632000, 645904, 654080, 707840, 720875, 738176, 807380, 817600, 884800, 922720, 1009225, 1022000, 1106000, 1153400, 1168000, 1264000, 1291808, 1441750, 1476352, 1614760, 1635200, 1769600, 1845440, 2018450, 2044000, 2212000, 2306800, 2336000, 2528000, 2583616, 2883500, 3229520, 3270400, 3539200, 3690880, 4036900, 4088000, 4424000, 4613600, 5046125, 5167232, 5767000, 6459040, 7381760, 8073800, 8176000, 8848000, 9227200, 10092250, 10334464, 11534000, 12918080, 16147600, 16352000, 17696000, 18454400, 20184500, 23068000, 25836160, 32295200, 36908800, 40369000, 46136000, 51672320, 64590400, 80738000, 92272000, 129180800, 161476000, 184544000, 258361600, 322952000, 645904000, 1291808000]

約数ペア:

[(1, 1291808000), (2, 645904000), (4, 322952000), (5, 258361600), (7, 184544000), (8, 161476000), (10, 129180800), (14, 92272000), (16, 80738000), (20, 64590400), (25, 51672320), (28, 46136000), (32, 40369000), (35, 36908800), (40, 32295200), (50, 25836160), (56, 23068000), (64, 20184500), (70, 18454400), (73, 17696000), (79, 16352000), (80, 16147600), (100, 12918080), (112, 11534000), (125, 10334464), (128, 10092250), (140, 9227200), (146, 8848000), (158, 8176000), (160, 8073800), (175, 7381760), (200, 6459040), (224, 5767000), (250, 5167232), (256, 5046125), (280, 4613600), (292, 4424000), (316, 4088000), (320, 4036900), (350, 3690880), (365, 3539200), (395, 3270400), (400, 3229520), (448, 2883500), (500, 2583616), (511, 2528000), (553, 2336000), (560, 2306800), (584, 2212000), (632, 2044000), (640, 2018450), (700, 1845440), (730, 1769600), (790, 1635200), (800, 1614760), (875, 1476352), (896, 1441750), (1000, 1291808), (1022, 1264000), (1106, 1168000), (1120, 1153400), (1168, 1106000), (1264, 1022000), (1280, 1009225), (1400, 922720), (1460, 884800), (1580, 817600), (1600, 807380), (1750, 738176), (1792, 720875), (1825, 707840), (1975, 654080), (2000, 645904), (2044, 632000), (2212, 584000), (2240, 576700), (2336, 553000), (2528, 511000), (2555, 505600), (2765, 467200), (2800, 461360), (2920, 442400), (3160, 408800), (3200, 403690), (3500, 369088), (3650, 353920), (3950, 327040), (4000, 322952), (4088, 316000), (4424, 292000), (4480, 288350), (4672, 276500), (5056, 255500), (5110, 252800), (5530, 233600), (5600, 230680), (5767, 224000), (5840, 221200), (6320, 204400), (6400, 201845), (7000, 184544), (7300, 176960), (7900, 163520), (8000, 161476), (8176, 158000), (8848, 146000), (8960, 144175), (9125, 141568), (9344, 138250), (9875, 130816), (10112, 127750), (10220, 126400), (11060, 116800), (11200, 115340), (11534, 112000), (11680, 110600), (12640, 102200), (12775, 101120), (13825, 93440), (14000, 92272), (14600, 88480), (15800, 81760), (16000, 80738), (16352, 79000), (17696, 73000), (18250, 70784), (18688, 69125), (19750, 65408), (20224, 63875), (20440, 63200), (22120, 58400), (22400, 57670), (23068, 56000), (23360, 55300), (25280, 51100), (25550, 50560), (27650, 46720), (28000, 46136), (28835, 44800), (29200, 44240), (31600, 40880), (32000, 40369), (32704, 39500), (35392, 36500)]