72716800

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 240

約数和(自身を含む): 213111360

約数和(自身を除く): 140394560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 23, 25, 26, 32, 38, 40, 46, 50, 52, 64, 65, 76, 80, 92, 95, 100, 104, 115, 128, 130, 152, 160, 184, 190, 200, 208, 230, 247, 256, 260, 299, 304, 320, 325, 368, 380, 400, 416, 437, 460, 475, 494, 512, 520, 575, 598, 608, 640, 650, 736, 760, 800, 832, 874, 920, 950, 988, 1040, 1150, 1196, 1216, 1235, 1280, 1300, 1472, 1495, 1520, 1600, 1664, 1748, 1840, 1900, 1976, 2080, 2185, 2300, 2392, 2432, 2470, 2560, 2600, 2944, 2990, 3040, 3200, 3328, 3496, 3680, 3800, 3952, 4160, 4370, 4600, 4784, 4864, 4940, 5200, 5681, 5888, 5980, 6080, 6175, 6400, 6656, 6992, 7360, 7475, 7600, 7904, 8320, 8740, 9200, 9568, 9728, 9880, 10400, 10925, 11362, 11776, 11960, 12160, 12350, 12800, 13984, 14720, 14950, 15200, 15808, 16640, 17480, 18400, 19136, 19760, 20800, 21850, 22724, 23920, 24320, 24700, 27968, 28405, 29440, 29900, 30400, 31616, 33280, 34960, 36800, 38272, 39520, 41600, 43700, 45448, 47840, 48640, 49400, 55936, 56810, 58880, 59800, 60800, 63232, 69920, 73600, 76544, 79040, 83200, 87400, 90896, 95680, 98800, 111872, 113620, 119600, 121600, 126464, 139840, 142025, 147200, 153088, 158080, 166400, 174800, 181792, 191360, 197600, 223744, 227240, 239200, 243200, 279680, 284050, 294400, 316160, 349600, 363584, 382720, 395200, 454480, 478400, 559360, 568100, 632320, 699200, 727168, 765440, 790400, 908960, 956800, 1118720, 1136200, 1398400, 1454336, 1580800, 1817920, 1913600, 2272400, 2796800, 2908672, 3161600, 3635840, 3827200, 4544800, 5593600, 7271680, 9089600, 14543360, 18179200, 36358400, 72716800]

約数ペア:

[(1, 72716800), (2, 36358400), (4, 18179200), (5, 14543360), (8, 9089600), (10, 7271680), (13, 5593600), (16, 4544800), (19, 3827200), (20, 3635840), (23, 3161600), (25, 2908672), (26, 2796800), (32, 2272400), (38, 1913600), (40, 1817920), (46, 1580800), (50, 1454336), (52, 1398400), (64, 1136200), (65, 1118720), (76, 956800), (80, 908960), (92, 790400), (95, 765440), (100, 727168), (104, 699200), (115, 632320), (128, 568100), (130, 559360), (152, 478400), (160, 454480), (184, 395200), (190, 382720), (200, 363584), (208, 349600), (230, 316160), (247, 294400), (256, 284050), (260, 279680), (299, 243200), (304, 239200), (320, 227240), (325, 223744), (368, 197600), (380, 191360), (400, 181792), (416, 174800), (437, 166400), (460, 158080), (475, 153088), (494, 147200), (512, 142025), (520, 139840), (575, 126464), (598, 121600), (608, 119600), (640, 113620), (650, 111872), (736, 98800), (760, 95680), (800, 90896), (832, 87400), (874, 83200), (920, 79040), (950, 76544), (988, 73600), (1040, 69920), (1150, 63232), (1196, 60800), (1216, 59800), (1235, 58880), (1280, 56810), (1300, 55936), (1472, 49400), (1495, 48640), (1520, 47840), (1600, 45448), (1664, 43700), (1748, 41600), (1840, 39520), (1900, 38272), (1976, 36800), (2080, 34960), (2185, 33280), (2300, 31616), (2392, 30400), (2432, 29900), (2470, 29440), (2560, 28405), (2600, 27968), (2944, 24700), (2990, 24320), (3040, 23920), (3200, 22724), (3328, 21850), (3496, 20800), (3680, 19760), (3800, 19136), (3952, 18400), (4160, 17480), (4370, 16640), (4600, 15808), (4784, 15200), (4864, 14950), (4940, 14720), (5200, 13984), (5681, 12800), (5888, 12350), (5980, 12160), (6080, 11960), (6175, 11776), (6400, 11362), (6656, 10925), (6992, 10400), (7360, 9880), (7475, 9728), (7600, 9568), (7904, 9200), (8320, 8740)]