80249040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:737

約数の個数: 120

約数和(自身を含む): 271241568

約数和(自身を除く): 190992528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 227, 240, 360, 454, 491, 681, 720, 908, 982, 1135, 1362, 1473, 1816, 1964, 2043, 2270, 2455, 2724, 2946, 3405, 3632, 3928, 4086, 4419, 4540, 4910, 5448, 5892, 6810, 7365, 7856, 8172, 8838, 9080, 9820, 10215, 10896, 11784, 13620, 14730, 16344, 17676, 18160, 19640, 20430, 22095, 23568, 27240, 29460, 32688, 35352, 39280, 40860, 44190, 54480, 58920, 70704, 81720, 88380, 111457, 117840, 163440, 176760, 222914, 334371, 353520, 445828, 557285, 668742, 891656, 1003113, 1114570, 1337484, 1671855, 1783312, 2006226, 2229140, 2674968, 3343710, 4012452, 4458280, 5015565, 5349936, 6687420, 8024904, 8916560, 10031130, 13374840, 16049808, 20062260, 26749680, 40124520, 80249040]

約数ペア:

[(1, 80249040), (2, 40124520), (3, 26749680), (4, 20062260), (5, 16049808), (6, 13374840), (8, 10031130), (9, 8916560), (10, 8024904), (12, 6687420), (15, 5349936), (16, 5015565), (18, 4458280), (20, 4012452), (24, 3343710), (30, 2674968), (36, 2229140), (40, 2006226), (45, 1783312), (48, 1671855), (60, 1337484), (72, 1114570), (80, 1003113), (90, 891656), (120, 668742), (144, 557285), (180, 445828), (227, 353520), (240, 334371), (360, 222914), (454, 176760), (491, 163440), (681, 117840), (720, 111457), (908, 88380), (982, 81720), (1135, 70704), (1362, 58920), (1473, 54480), (1816, 44190), (1964, 40860), (2043, 39280), (2270, 35352), (2455, 32688), (2724, 29460), (2946, 27240), (3405, 23568), (3632, 22095), (3928, 20430), (4086, 19640), (4419, 18160), (4540, 17676), (4910, 16344), (5448, 14730), (5892, 13620), (6810, 11784), (7365, 10896), (7856, 10215), (8172, 9820), (8838, 9080)]