778194240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 224

約数和(自身を含む): 2590556160

約数和(自身を除く): 1812361920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 93, 96, 120, 124, 155, 158, 160, 186, 192, 237, 240, 248, 310, 316, 320, 331, 372, 395, 465, 474, 480, 496, 620, 632, 662, 744, 790, 930, 948, 960, 992, 993, 1185, 1240, 1264, 1324, 1488, 1580, 1655, 1860, 1896, 1984, 1986, 2370, 2449, 2480, 2528, 2648, 2976, 3160, 3310, 3720, 3792, 3972, 4740, 4898, 4960, 4965, 5056, 5296, 5952, 6320, 6620, 7347, 7440, 7584, 7944, 9480, 9796, 9920, 9930, 10261, 10592, 12245, 12640, 13240, 14694, 14880, 15168, 15888, 18960, 19592, 19860, 20522, 21184, 24490, 25280, 26149, 26480, 29388, 29760, 30783, 31776, 36735, 37920, 39184, 39720, 41044, 48980, 51305, 52298, 52960, 58776, 61566, 63552, 73470, 75840, 78368, 78447, 79440, 82088, 97960, 102610, 104596, 105920, 117552, 123132, 130745, 146940, 153915, 156736, 156894, 158880, 164176, 195920, 205220, 209192, 235104, 246264, 261490, 293880, 307830, 313788, 317760, 328352, 391840, 392235, 410440, 418384, 470208, 492528, 522980, 587760, 615660, 627576, 656704, 783680, 784470, 810619, 820880, 836768, 985056, 1045960, 1175520, 1231320, 1255152, 1568940, 1621238, 1641760, 1673536, 1970112, 2091920, 2351040, 2431857, 2462640, 2510304, 3137880, 3242476, 3283520, 4053095, 4183840, 4863714, 4925280, 5020608, 6275760, 6484952, 8106190, 8367680, 9727428, 9850560, 12159285, 12551520, 12969904, 16212380, 19454856, 24318570, 25103040, 25939808, 32424760, 38909712, 48637140, 51879616, 64849520, 77819424, 97274280, 129699040, 155638848, 194548560, 259398080, 389097120, 778194240]

約数ペア:

[(1, 778194240), (2, 389097120), (3, 259398080), (4, 194548560), (5, 155638848), (6, 129699040), (8, 97274280), (10, 77819424), (12, 64849520), (15, 51879616), (16, 48637140), (20, 38909712), (24, 32424760), (30, 25939808), (31, 25103040), (32, 24318570), (40, 19454856), (48, 16212380), (60, 12969904), (62, 12551520), (64, 12159285), (79, 9850560), (80, 9727428), (93, 8367680), (96, 8106190), (120, 6484952), (124, 6275760), (155, 5020608), (158, 4925280), (160, 4863714), (186, 4183840), (192, 4053095), (237, 3283520), (240, 3242476), (248, 3137880), (310, 2510304), (316, 2462640), (320, 2431857), (331, 2351040), (372, 2091920), (395, 1970112), (465, 1673536), (474, 1641760), (480, 1621238), (496, 1568940), (620, 1255152), (632, 1231320), (662, 1175520), (744, 1045960), (790, 985056), (930, 836768), (948, 820880), (960, 810619), (992, 784470), (993, 783680), (1185, 656704), (1240, 627576), (1264, 615660), (1324, 587760), (1488, 522980), (1580, 492528), (1655, 470208), (1860, 418384), (1896, 410440), (1984, 392235), (1986, 391840), (2370, 328352), (2449, 317760), (2480, 313788), (2528, 307830), (2648, 293880), (2976, 261490), (3160, 246264), (3310, 235104), (3720, 209192), (3792, 205220), (3972, 195920), (4740, 164176), (4898, 158880), (4960, 156894), (4965, 156736), (5056, 153915), (5296, 146940), (5952, 130745), (6320, 123132), (6620, 117552), (7347, 105920), (7440, 104596), (7584, 102610), (7944, 97960), (9480, 82088), (9796, 79440), (9920, 78447), (9930, 78368), (10261, 75840), (10592, 73470), (12245, 63552), (12640, 61566), (13240, 58776), (14694, 52960), (14880, 52298), (15168, 51305), (15888, 48980), (18960, 41044), (19592, 39720), (19860, 39184), (20522, 37920), (21184, 36735), (24490, 31776), (25280, 30783), (26149, 29760), (26480, 29388)]