67556640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{487}}^1$

素因数の和:539

約数の個数: 144

約数和(自身を含む): 226521792

約数和(自身を除く): 158965152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 289, 340, 408, 480, 487, 510, 544, 578, 680, 816, 867, 974, 1020, 1156, 1360, 1445, 1461, 1632, 1734, 1948, 2040, 2312, 2435, 2720, 2890, 2922, 3468, 3896, 4080, 4335, 4624, 4870, 5780, 5844, 6936, 7305, 7792, 8160, 8279, 8670, 9248, 9740, 11560, 11688, 13872, 14610, 15584, 16558, 17340, 19480, 23120, 23376, 24837, 27744, 29220, 33116, 34680, 38960, 41395, 46240, 46752, 49674, 58440, 66232, 69360, 77920, 82790, 99348, 116880, 124185, 132464, 138720, 140743, 165580, 198696, 233760, 248370, 264928, 281486, 331160, 397392, 422229, 496740, 562972, 662320, 703715, 794784, 844458, 993480, 1125944, 1324640, 1407430, 1688916, 1986960, 2111145, 2251888, 2814860, 3377832, 3973920, 4222290, 4503776, 5629720, 6755664, 8444580, 11259440, 13511328, 16889160, 22518880, 33778320, 67556640]

約数ペア:

[(1, 67556640), (2, 33778320), (3, 22518880), (4, 16889160), (5, 13511328), (6, 11259440), (8, 8444580), (10, 6755664), (12, 5629720), (15, 4503776), (16, 4222290), (17, 3973920), (20, 3377832), (24, 2814860), (30, 2251888), (32, 2111145), (34, 1986960), (40, 1688916), (48, 1407430), (51, 1324640), (60, 1125944), (68, 993480), (80, 844458), (85, 794784), (96, 703715), (102, 662320), (120, 562972), (136, 496740), (160, 422229), (170, 397392), (204, 331160), (240, 281486), (255, 264928), (272, 248370), (289, 233760), (340, 198696), (408, 165580), (480, 140743), (487, 138720), (510, 132464), (544, 124185), (578, 116880), (680, 99348), (816, 82790), (867, 77920), (974, 69360), (1020, 66232), (1156, 58440), (1360, 49674), (1445, 46752), (1461, 46240), (1632, 41395), (1734, 38960), (1948, 34680), (2040, 33116), (2312, 29220), (2435, 27744), (2720, 24837), (2890, 23376), (2922, 23120), (3468, 19480), (3896, 17340), (4080, 16558), (4335, 15584), (4624, 14610), (4870, 13872), (5780, 11688), (5844, 11560), (6936, 9740), (7305, 9248), (7792, 8670), (8160, 8279)]