15741880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 46656000

約数和(自身を除く): 30914120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 269, 280, 308, 380, 385, 418, 440, 532, 538, 616, 665, 760, 770, 836, 1045, 1064, 1076, 1330, 1345, 1463, 1540, 1672, 1883, 2090, 2152, 2660, 2690, 2926, 2959, 3080, 3766, 4180, 5111, 5320, 5380, 5852, 5918, 7315, 7532, 8360, 9415, 10222, 10760, 11704, 11836, 14630, 14795, 15064, 18830, 20444, 20713, 23672, 25555, 29260, 29590, 35777, 37660, 40888, 41426, 51110, 56221, 58520, 59180, 71554, 75320, 82852, 102220, 103565, 112442, 118360, 143108, 165704, 178885, 204440, 207130, 224884, 281105, 286216, 357770, 393547, 414260, 449768, 562210, 715540, 787094, 828520, 1124420, 1431080, 1574188, 1967735, 2248840, 3148376, 3935470, 7870940, 15741880]

約数ペア:

[(1, 15741880), (2, 7870940), (4, 3935470), (5, 3148376), (7, 2248840), (8, 1967735), (10, 1574188), (11, 1431080), (14, 1124420), (19, 828520), (20, 787094), (22, 715540), (28, 562210), (35, 449768), (38, 414260), (40, 393547), (44, 357770), (55, 286216), (56, 281105), (70, 224884), (76, 207130), (77, 204440), (88, 178885), (95, 165704), (110, 143108), (133, 118360), (140, 112442), (152, 103565), (154, 102220), (190, 82852), (209, 75320), (220, 71554), (266, 59180), (269, 58520), (280, 56221), (308, 51110), (380, 41426), (385, 40888), (418, 37660), (440, 35777), (532, 29590), (538, 29260), (616, 25555), (665, 23672), (760, 20713), (770, 20444), (836, 18830), (1045, 15064), (1064, 14795), (1076, 14630), (1330, 11836), (1345, 11704), (1463, 10760), (1540, 10222), (1672, 9415), (1883, 8360), (2090, 7532), (2152, 7315), (2660, 5918), (2690, 5852), (2926, 5380), (2959, 5320), (3080, 5111), (3766, 4180)]