1427966080

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 3521203200

約数和(自身を除く): 2093237120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 79, 80, 122, 128, 158, 160, 244, 305, 316, 320, 395, 463, 488, 610, 632, 640, 790, 926, 976, 1220, 1264, 1580, 1852, 1952, 2315, 2440, 2528, 3160, 3704, 3904, 4630, 4819, 4880, 5056, 6320, 7408, 7808, 9260, 9638, 9760, 10112, 12640, 14816, 18520, 19276, 19520, 24095, 25280, 28243, 29632, 36577, 37040, 38552, 39040, 48190, 50560, 56486, 59264, 73154, 74080, 77104, 96380, 112972, 141215, 146308, 148160, 154208, 182885, 192760, 225944, 282430, 292616, 296320, 308416, 365770, 385520, 451888, 564860, 585232, 616832, 731540, 771040, 903776, 1129720, 1170464, 1463080, 1542080, 1807552, 2231197, 2259440, 2340928, 2926160, 3084160, 3615104, 4462394, 4518880, 4681856, 5852320, 8924788, 9037760, 11155985, 11704640, 17849576, 18075520, 22311970, 23409280, 35699152, 44623940, 71398304, 89247880, 142796608, 178495760, 285593216, 356991520, 713983040, 1427966080]

約数ペア:

[(1, 1427966080), (2, 713983040), (4, 356991520), (5, 285593216), (8, 178495760), (10, 142796608), (16, 89247880), (20, 71398304), (32, 44623940), (40, 35699152), (61, 23409280), (64, 22311970), (79, 18075520), (80, 17849576), (122, 11704640), (128, 11155985), (158, 9037760), (160, 8924788), (244, 5852320), (305, 4681856), (316, 4518880), (320, 4462394), (395, 3615104), (463, 3084160), (488, 2926160), (610, 2340928), (632, 2259440), (640, 2231197), (790, 1807552), (926, 1542080), (976, 1463080), (1220, 1170464), (1264, 1129720), (1580, 903776), (1852, 771040), (1952, 731540), (2315, 616832), (2440, 585232), (2528, 564860), (3160, 451888), (3704, 385520), (3904, 365770), (4630, 308416), (4819, 296320), (4880, 292616), (5056, 282430), (6320, 225944), (7408, 192760), (7808, 182885), (9260, 154208), (9638, 148160), (9760, 146308), (10112, 141215), (12640, 112972), (14816, 96380), (18520, 77104), (19276, 74080), (19520, 73154), (24095, 59264), (25280, 56486), (28243, 50560), (29632, 48190), (36577, 39040), (37040, 38552)]