247315680

素因数分解:

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

素因数の和:6391

約数の個数: 144

約数和(自身を含む): 875360304

約数和(自身を除く): 628044624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6361, 6480, 7776, 9720, 12722, 12960, 19083, 19440, 25444, 31805, 38166, 38880, 50888, 57249, 63610, 76332, 95415, 101776, 114498, 127220, 152664, 171747, 190830, 203552, 228996, 254440, 286245, 305328, 343494, 381660, 457992, 508880, 515241, 572490, 610656, 686988, 763320, 858735, 915984, 1017760, 1030482, 1144980, 1373976, 1526640, 1545723, 1717470, 1831968, 2060964, 2289960, 2576205, 2747952, 3053280, 3091446, 3434940, 4121928, 4579920, 5152410, 5495904, 6182892, 6869880, 7728615, 8243856, 9159840, 10304820, 12365784, 13739760, 15457230, 16487712, 20609640, 24731568, 27479520, 30914460, 41219280, 49463136, 61828920, 82438560, 123657840, 247315680]

約数ペア:

[(1, 247315680), (2, 123657840), (3, 82438560), (4, 61828920), (5, 49463136), (6, 41219280), (8, 30914460), (9, 27479520), (10, 24731568), (12, 20609640), (15, 16487712), (16, 15457230), (18, 13739760), (20, 12365784), (24, 10304820), (27, 9159840), (30, 8243856), (32, 7728615), (36, 6869880), (40, 6182892), (45, 5495904), (48, 5152410), (54, 4579920), (60, 4121928), (72, 3434940), (80, 3091446), (81, 3053280), (90, 2747952), (96, 2576205), (108, 2289960), (120, 2060964), (135, 1831968), (144, 1717470), (160, 1545723), (162, 1526640), (180, 1373976), (216, 1144980), (240, 1030482), (243, 1017760), (270, 915984), (288, 858735), (324, 763320), (360, 686988), (405, 610656), (432, 572490), (480, 515241), (486, 508880), (540, 457992), (648, 381660), (720, 343494), (810, 305328), (864, 286245), (972, 254440), (1080, 228996), (1215, 203552), (1296, 190830), (1440, 171747), (1620, 152664), (1944, 127220), (2160, 114498), (2430, 101776), (2592, 95415), (3240, 76332), (3888, 63610), (4320, 57249), (4860, 50888), (6361, 38880), (6480, 38166), (7776, 31805), (9720, 25444), (12722, 19440), (12960, 19083)]