1331497600

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 192

約数和(自身を含む): 3490848000

約数和(自身を除く): 2159350400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 79, 80, 92, 100, 115, 128, 158, 160, 184, 200, 229, 230, 316, 320, 368, 395, 400, 458, 460, 575, 632, 640, 736, 790, 800, 916, 920, 1145, 1150, 1264, 1472, 1580, 1600, 1817, 1832, 1840, 1975, 2290, 2300, 2528, 2944, 3160, 3200, 3634, 3664, 3680, 3950, 4580, 4600, 5056, 5267, 5725, 6320, 7268, 7328, 7360, 7900, 9085, 9160, 9200, 10112, 10534, 11450, 12640, 14536, 14656, 14720, 15800, 18091, 18170, 18320, 18400, 21068, 22900, 25280, 26335, 29072, 29312, 31600, 36182, 36340, 36640, 36800, 42136, 45425, 45800, 50560, 52670, 58144, 63200, 72364, 72680, 73280, 73600, 84272, 90455, 90850, 91600, 105340, 116288, 126400, 131675, 144728, 145360, 146560, 168544, 180910, 181700, 183200, 210680, 232576, 252800, 263350, 289456, 290720, 337088, 361820, 363400, 366400, 416093, 421360, 452275, 526700, 578912, 581440, 674176, 723640, 726800, 732800, 832186, 842720, 904550, 1053400, 1157824, 1162880, 1447280, 1453600, 1664372, 1685440, 1809100, 2080465, 2106800, 2315648, 2894560, 2907200, 3328744, 3370880, 3618200, 4160930, 4213600, 5789120, 5814400, 6657488, 7236400, 8321860, 8427200, 10402325, 11578240, 13314976, 14472800, 16643720, 16854400, 20804650, 26629952, 28945600, 33287440, 41609300, 53259904, 57891200, 66574880, 83218600, 133149760, 166437200, 266299520, 332874400, 665748800, 1331497600]

約数ペア:

[(1, 1331497600), (2, 665748800), (4, 332874400), (5, 266299520), (8, 166437200), (10, 133149760), (16, 83218600), (20, 66574880), (23, 57891200), (25, 53259904), (32, 41609300), (40, 33287440), (46, 28945600), (50, 26629952), (64, 20804650), (79, 16854400), (80, 16643720), (92, 14472800), (100, 13314976), (115, 11578240), (128, 10402325), (158, 8427200), (160, 8321860), (184, 7236400), (200, 6657488), (229, 5814400), (230, 5789120), (316, 4213600), (320, 4160930), (368, 3618200), (395, 3370880), (400, 3328744), (458, 2907200), (460, 2894560), (575, 2315648), (632, 2106800), (640, 2080465), (736, 1809100), (790, 1685440), (800, 1664372), (916, 1453600), (920, 1447280), (1145, 1162880), (1150, 1157824), (1264, 1053400), (1472, 904550), (1580, 842720), (1600, 832186), (1817, 732800), (1832, 726800), (1840, 723640), (1975, 674176), (2290, 581440), (2300, 578912), (2528, 526700), (2944, 452275), (3160, 421360), (3200, 416093), (3634, 366400), (3664, 363400), (3680, 361820), (3950, 337088), (4580, 290720), (4600, 289456), (5056, 263350), (5267, 252800), (5725, 232576), (6320, 210680), (7268, 183200), (7328, 181700), (7360, 180910), (7900, 168544), (9085, 146560), (9160, 145360), (9200, 144728), (10112, 131675), (10534, 126400), (11450, 116288), (12640, 105340), (14536, 91600), (14656, 90850), (14720, 90455), (15800, 84272), (18091, 73600), (18170, 73280), (18320, 72680), (18400, 72364), (21068, 63200), (22900, 58144), (25280, 52670), (26335, 50560), (29072, 45800), (29312, 45425), (31600, 42136), (36182, 36800), (36340, 36640)]