1230199828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{1571}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 2601081504

約数和(自身を除く): 1370881676

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 1369, 1571, 1628, 1924, 2738, 3142, 5291, 5476, 6284, 10582, 15059, 17281, 17797, 20423, 21164, 30118, 34562, 35594, 40846, 58127, 60236, 69124, 71188, 81692, 116254, 195767, 224653, 232508, 391534, 449306, 639397, 755651, 783068, 898612, 1278794, 1511302, 2150699, 2557588, 3022604, 4301398, 8312161, 8602796, 16624322, 23657689, 27959087, 33248644, 47315378, 55918174, 94630756, 111836348, 307549957, 615099914, 1230199828]

約数ペア:

[(1, 1230199828), (2, 615099914), (4, 307549957), (11, 111836348), (13, 94630756), (22, 55918174), (26, 47315378), (37, 33248644), (44, 27959087), (52, 23657689), (74, 16624322), (143, 8602796), (148, 8312161), (286, 4301398), (407, 3022604), (481, 2557588), (572, 2150699), (814, 1511302), (962, 1278794), (1369, 898612), (1571, 783068), (1628, 755651), (1924, 639397), (2738, 449306), (3142, 391534), (5291, 232508), (5476, 224653), (6284, 195767), (10582, 116254), (15059, 81692), (17281, 71188), (17797, 69124), (20423, 60236), (21164, 58127), (30118, 40846), (34562, 35594)]