72449280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:377

約数の個数: 216

約数和(自身を含む): 264657120

約数和(自身を除く): 192207840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 331, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 662, 684, 720, 760, 768, 855, 912, 960, 993, 1140, 1152, 1216, 1280, 1324, 1368, 1440, 1520, 1655, 1710, 1824, 1920, 1986, 2280, 2304, 2432, 2648, 2736, 2880, 2979, 3040, 3310, 3420, 3648, 3840, 3972, 4560, 4864, 4965, 5296, 5472, 5760, 5958, 6080, 6289, 6620, 6840, 7296, 7944, 9120, 9930, 10592, 10944, 11520, 11916, 12160, 12578, 13240, 13680, 14592, 14895, 15888, 18240, 18867, 19860, 21184, 21888, 23832, 24320, 25156, 26480, 27360, 29790, 31445, 31776, 36480, 37734, 39720, 42368, 43776, 47664, 50312, 52960, 54720, 56601, 59580, 62890, 63552, 72960, 75468, 79440, 84736, 94335, 95328, 100624, 105920, 109440, 113202, 119160, 125780, 127104, 150936, 158880, 188670, 190656, 201248, 211840, 218880, 226404, 238320, 251560, 254208, 283005, 301872, 317760, 377340, 381312, 402496, 423680, 452808, 476640, 503120, 566010, 603744, 635520, 754680, 762624, 804992, 905616, 953280, 1006240, 1132020, 1207488, 1271040, 1509360, 1609984, 1811232, 1906560, 2012480, 2264040, 2414976, 3018720, 3622464, 3813120, 4024960, 4528080, 4829952, 6037440, 7244928, 8049920, 9056160, 12074880, 14489856, 18112320, 24149760, 36224640, 72449280]

約数ペア:

[(1, 72449280), (2, 36224640), (3, 24149760), (4, 18112320), (5, 14489856), (6, 12074880), (8, 9056160), (9, 8049920), (10, 7244928), (12, 6037440), (15, 4829952), (16, 4528080), (18, 4024960), (19, 3813120), (20, 3622464), (24, 3018720), (30, 2414976), (32, 2264040), (36, 2012480), (38, 1906560), (40, 1811232), (45, 1609984), (48, 1509360), (57, 1271040), (60, 1207488), (64, 1132020), (72, 1006240), (76, 953280), (80, 905616), (90, 804992), (95, 762624), (96, 754680), (114, 635520), (120, 603744), (128, 566010), (144, 503120), (152, 476640), (160, 452808), (171, 423680), (180, 402496), (190, 381312), (192, 377340), (228, 317760), (240, 301872), (256, 283005), (285, 254208), (288, 251560), (304, 238320), (320, 226404), (331, 218880), (342, 211840), (360, 201248), (380, 190656), (384, 188670), (456, 158880), (480, 150936), (570, 127104), (576, 125780), (608, 119160), (640, 113202), (662, 109440), (684, 105920), (720, 100624), (760, 95328), (768, 94335), (855, 84736), (912, 79440), (960, 75468), (993, 72960), (1140, 63552), (1152, 62890), (1216, 59580), (1280, 56601), (1324, 54720), (1368, 52960), (1440, 50312), (1520, 47664), (1655, 43776), (1710, 42368), (1824, 39720), (1920, 37734), (1986, 36480), (2280, 31776), (2304, 31445), (2432, 29790), (2648, 27360), (2736, 26480), (2880, 25156), (2979, 24320), (3040, 23832), (3310, 21888), (3420, 21184), (3648, 19860), (3840, 18867), (3972, 18240), (4560, 15888), (4864, 14895), (4965, 14592), (5296, 13680), (5472, 13240), (5760, 12578), (5958, 12160), (6080, 11916), (6289, 11520), (6620, 10944), (6840, 10592), (7296, 9930), (7944, 9120)]