323993280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1997}}^1$

素因数の和:2043

約数の個数: 168

約数和(自身を含む): 1114452432

約数和(自身を除く): 790459152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 390, 416, 480, 507, 520, 624, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1560, 1690, 1997, 2028, 2080, 2496, 2535, 2704, 3120, 3380, 3994, 4056, 4160, 5070, 5408, 5991, 6240, 6760, 7988, 8112, 9985, 10140, 10816, 11982, 12480, 13520, 15976, 16224, 19970, 20280, 23964, 25961, 27040, 29955, 31952, 32448, 39940, 40560, 47928, 51922, 54080, 59910, 63904, 77883, 79880, 81120, 95856, 103844, 119820, 127808, 129805, 155766, 159760, 162240, 191712, 207688, 239640, 259610, 311532, 319520, 337493, 383424, 389415, 415376, 479280, 519220, 623064, 639040, 674986, 778830, 830752, 958560, 1012479, 1038440, 1246128, 1349972, 1557660, 1661504, 1687465, 1917120, 2024958, 2076880, 2492256, 2699944, 3115320, 3374930, 4049916, 4153760, 4984512, 5062395, 5399888, 6230640, 6749860, 8099832, 8307520, 10124790, 10799776, 12461280, 13499720, 16199664, 20249580, 21599552, 24922560, 26999440, 32399328, 40499160, 53998880, 64798656, 80998320, 107997760, 161996640, 323993280]

約数ペア:

[(1, 323993280), (2, 161996640), (3, 107997760), (4, 80998320), (5, 64798656), (6, 53998880), (8, 40499160), (10, 32399328), (12, 26999440), (13, 24922560), (15, 21599552), (16, 20249580), (20, 16199664), (24, 13499720), (26, 12461280), (30, 10799776), (32, 10124790), (39, 8307520), (40, 8099832), (48, 6749860), (52, 6230640), (60, 5399888), (64, 5062395), (65, 4984512), (78, 4153760), (80, 4049916), (96, 3374930), (104, 3115320), (120, 2699944), (130, 2492256), (156, 2076880), (160, 2024958), (169, 1917120), (192, 1687465), (195, 1661504), (208, 1557660), (240, 1349972), (260, 1246128), (312, 1038440), (320, 1012479), (338, 958560), (390, 830752), (416, 778830), (480, 674986), (507, 639040), (520, 623064), (624, 519220), (676, 479280), (780, 415376), (832, 389415), (845, 383424), (960, 337493), (1014, 319520), (1040, 311532), (1248, 259610), (1352, 239640), (1560, 207688), (1690, 191712), (1997, 162240), (2028, 159760), (2080, 155766), (2496, 129805), (2535, 127808), (2704, 119820), (3120, 103844), (3380, 95856), (3994, 81120), (4056, 79880), (4160, 77883), (5070, 63904), (5408, 59910), (5991, 54080), (6240, 51922), (6760, 47928), (7988, 40560), (8112, 39940), (9985, 32448), (10140, 31952), (10816, 29955), (11982, 27040), (12480, 25961), (13520, 23964), (15976, 20280), (16224, 19970)]