15677989880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{28729}}^1$

素因数の和:30696

約数の個数: 64

約数和(自身を含む): 40336920000

約数和(自身を除く): 24658930120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1949, 3898, 7796, 9745, 13643, 15592, 19490, 27286, 28729, 38980, 54572, 57458, 68215, 77960, 109144, 114916, 136430, 143645, 201103, 229832, 272860, 287290, 402206, 545720, 574580, 804412, 1005515, 1149160, 1608824, 2011030, 4022060, 8044120, 55992821, 111985642, 223971284, 279964105, 391949747, 447942568, 559928210, 783899494, 1119856420, 1567798988, 1959748735, 2239712840, 3135597976, 3919497470, 7838994940, 15677989880]

約数ペア:

[(1, 15677989880), (2, 7838994940), (4, 3919497470), (5, 3135597976), (7, 2239712840), (8, 1959748735), (10, 1567798988), (14, 1119856420), (20, 783899494), (28, 559928210), (35, 447942568), (40, 391949747), (56, 279964105), (70, 223971284), (140, 111985642), (280, 55992821), (1949, 8044120), (3898, 4022060), (7796, 2011030), (9745, 1608824), (13643, 1149160), (15592, 1005515), (19490, 804412), (27286, 574580), (28729, 545720), (38980, 402206), (54572, 287290), (57458, 272860), (68215, 229832), (77960, 201103), (109144, 143645), (114916, 136430)]