78395520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 256

約数和(自身を含む): 301593600

約数和(自身を除く): 223198080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 307, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 614, 640, 665, 672, 760, 798, 840, 896, 912, 921, 960, 1064, 1120, 1140, 1216, 1228, 1330, 1344, 1520, 1535, 1596, 1680, 1824, 1842, 1920, 1995, 2128, 2149, 2240, 2280, 2432, 2456, 2660, 2688, 3040, 3070, 3192, 3360, 3648, 3684, 3990, 4256, 4298, 4480, 4560, 4605, 4912, 5320, 5833, 6080, 6140, 6384, 6447, 6720, 7296, 7368, 7980, 8512, 8596, 9120, 9210, 9824, 10640, 10745, 11666, 12160, 12280, 12768, 12894, 13440, 14736, 15960, 17024, 17192, 17499, 18240, 18420, 19648, 21280, 21490, 23332, 24560, 25536, 25788, 29165, 29472, 31920, 32235, 34384, 34998, 36480, 36840, 39296, 40831, 42560, 42980, 46664, 49120, 51072, 51576, 58330, 58944, 63840, 64470, 68768, 69996, 73680, 81662, 85120, 85960, 87495, 93328, 98240, 103152, 116660, 117888, 122493, 127680, 128940, 137536, 139992, 147360, 163324, 171920, 174990, 186656, 196480, 204155, 206304, 233320, 244986, 255360, 257880, 275072, 279984, 294720, 326648, 343840, 349980, 373312, 408310, 412608, 466640, 489972, 515760, 559968, 589440, 612465, 653296, 687680, 699960, 746624, 816620, 825216, 933280, 979944, 1031520, 1119936, 1224930, 1306592, 1375360, 1399920, 1633240, 1866560, 1959888, 2063040, 2239872, 2449860, 2613184, 2799840, 3266480, 3733120, 3919776, 4126080, 4899720, 5226368, 5599680, 6532960, 7839552, 9799440, 11199360, 13065920, 15679104, 19598880, 26131840, 39197760, 78395520]

約数ペア:

[(1, 78395520), (2, 39197760), (3, 26131840), (4, 19598880), (5, 15679104), (6, 13065920), (7, 11199360), (8, 9799440), (10, 7839552), (12, 6532960), (14, 5599680), (15, 5226368), (16, 4899720), (19, 4126080), (20, 3919776), (21, 3733120), (24, 3266480), (28, 2799840), (30, 2613184), (32, 2449860), (35, 2239872), (38, 2063040), (40, 1959888), (42, 1866560), (48, 1633240), (56, 1399920), (57, 1375360), (60, 1306592), (64, 1224930), (70, 1119936), (76, 1031520), (80, 979944), (84, 933280), (95, 825216), (96, 816620), (105, 746624), (112, 699960), (114, 687680), (120, 653296), (128, 612465), (133, 589440), (140, 559968), (152, 515760), (160, 489972), (168, 466640), (190, 412608), (192, 408310), (210, 373312), (224, 349980), (228, 343840), (240, 326648), (266, 294720), (280, 279984), (285, 275072), (304, 257880), (307, 255360), (320, 244986), (336, 233320), (380, 206304), (384, 204155), (399, 196480), (420, 186656), (448, 174990), (456, 171920), (480, 163324), (532, 147360), (560, 139992), (570, 137536), (608, 128940), (614, 127680), (640, 122493), (665, 117888), (672, 116660), (760, 103152), (798, 98240), (840, 93328), (896, 87495), (912, 85960), (921, 85120), (960, 81662), (1064, 73680), (1120, 69996), (1140, 68768), (1216, 64470), (1228, 63840), (1330, 58944), (1344, 58330), (1520, 51576), (1535, 51072), (1596, 49120), (1680, 46664), (1824, 42980), (1842, 42560), (1920, 40831), (1995, 39296), (2128, 36840), (2149, 36480), (2240, 34998), (2280, 34384), (2432, 32235), (2456, 31920), (2660, 29472), (2688, 29165), (3040, 25788), (3070, 25536), (3192, 24560), (3360, 23332), (3648, 21490), (3684, 21280), (3990, 19648), (4256, 18420), (4298, 18240), (4480, 17499), (4560, 17192), (4605, 17024), (4912, 15960), (5320, 14736), (5833, 13440), (6080, 12894), (6140, 12768), (6384, 12280), (6447, 12160), (6720, 11666), (7296, 10745), (7368, 10640), (7980, 9824), (8512, 9210), (8596, 9120)]