123657840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{6361}}^1$

素因数の和:6389

約数の個数: 120

約数和(自身を含む): 430732848

約数和(自身を除く): 307075008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6361, 6480, 9720, 12722, 19083, 19440, 25444, 31805, 38166, 50888, 57249, 63610, 76332, 95415, 101776, 114498, 127220, 152664, 171747, 190830, 228996, 254440, 286245, 305328, 343494, 381660, 457992, 508880, 515241, 572490, 686988, 763320, 858735, 915984, 1030482, 1144980, 1373976, 1526640, 1545723, 1717470, 2060964, 2289960, 2576205, 2747952, 3091446, 3434940, 4121928, 4579920, 5152410, 6182892, 6869880, 7728615, 8243856, 10304820, 12365784, 13739760, 15457230, 20609640, 24731568, 30914460, 41219280, 61828920, 123657840]

約数ペア:

[(1, 123657840), (2, 61828920), (3, 41219280), (4, 30914460), (5, 24731568), (6, 20609640), (8, 15457230), (9, 13739760), (10, 12365784), (12, 10304820), (15, 8243856), (16, 7728615), (18, 6869880), (20, 6182892), (24, 5152410), (27, 4579920), (30, 4121928), (36, 3434940), (40, 3091446), (45, 2747952), (48, 2576205), (54, 2289960), (60, 2060964), (72, 1717470), (80, 1545723), (81, 1526640), (90, 1373976), (108, 1144980), (120, 1030482), (135, 915984), (144, 858735), (162, 763320), (180, 686988), (216, 572490), (240, 515241), (243, 508880), (270, 457992), (324, 381660), (360, 343494), (405, 305328), (432, 286245), (486, 254440), (540, 228996), (648, 190830), (720, 171747), (810, 152664), (972, 127220), (1080, 114498), (1215, 101776), (1296, 95415), (1620, 76332), (1944, 63610), (2160, 57249), (2430, 50888), (3240, 38166), (3888, 31805), (4860, 25444), (6361, 19440), (6480, 19083), (9720, 12722)]