1389234080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 3602581920

約数和(自身を除く): 2213347840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 83, 104, 130, 160, 166, 169, 208, 260, 332, 338, 415, 416, 520, 619, 664, 676, 830, 845, 1040, 1079, 1238, 1328, 1352, 1660, 1690, 2080, 2158, 2476, 2656, 2704, 3095, 3320, 3380, 4316, 4952, 5395, 5408, 6190, 6640, 6760, 8047, 8632, 9904, 10790, 12380, 13280, 13520, 14027, 16094, 17264, 19808, 21580, 24760, 27040, 28054, 32188, 34528, 40235, 43160, 49520, 51377, 56108, 64376, 70135, 80470, 86320, 99040, 102754, 104611, 112216, 128752, 140270, 160940, 172640, 205508, 209222, 224432, 256885, 257504, 280540, 321880, 411016, 418444, 448864, 513770, 523055, 561080, 643760, 667901, 822032, 836888, 1027540, 1046110, 1122160, 1287520, 1335802, 1644064, 1673776, 2055080, 2092220, 2244320, 2671604, 3339505, 3347552, 4110160, 4184440, 5343208, 6679010, 8220320, 8368880, 8682713, 10686416, 13358020, 16737760, 17365426, 21372832, 26716040, 34730852, 43413565, 53432080, 69461704, 86827130, 106864160, 138923408, 173654260, 277846816, 347308520, 694617040, 1389234080]

約数ペア:

[(1, 1389234080), (2, 694617040), (4, 347308520), (5, 277846816), (8, 173654260), (10, 138923408), (13, 106864160), (16, 86827130), (20, 69461704), (26, 53432080), (32, 43413565), (40, 34730852), (52, 26716040), (65, 21372832), (80, 17365426), (83, 16737760), (104, 13358020), (130, 10686416), (160, 8682713), (166, 8368880), (169, 8220320), (208, 6679010), (260, 5343208), (332, 4184440), (338, 4110160), (415, 3347552), (416, 3339505), (520, 2671604), (619, 2244320), (664, 2092220), (676, 2055080), (830, 1673776), (845, 1644064), (1040, 1335802), (1079, 1287520), (1238, 1122160), (1328, 1046110), (1352, 1027540), (1660, 836888), (1690, 822032), (2080, 667901), (2158, 643760), (2476, 561080), (2656, 523055), (2704, 513770), (3095, 448864), (3320, 418444), (3380, 411016), (4316, 321880), (4952, 280540), (5395, 257504), (5408, 256885), (6190, 224432), (6640, 209222), (6760, 205508), (8047, 172640), (8632, 160940), (9904, 140270), (10790, 128752), (12380, 112216), (13280, 104611), (13520, 102754), (14027, 99040), (16094, 86320), (17264, 80470), (19808, 70135), (21580, 64376), (24760, 56108), (27040, 51377), (28054, 49520), (32188, 43160), (34528, 40235)]