30728500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 75688704

約数和(自身を除く): 44960204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 125, 148, 151, 185, 220, 250, 275, 302, 370, 407, 500, 550, 604, 740, 755, 814, 925, 1100, 1375, 1510, 1628, 1661, 1850, 2035, 2750, 3020, 3322, 3700, 3775, 4070, 4625, 5500, 5587, 6644, 7550, 8140, 8305, 9250, 10175, 11174, 15100, 16610, 18500, 18875, 20350, 22348, 27935, 33220, 37750, 40700, 41525, 50875, 55870, 61457, 75500, 83050, 101750, 111740, 122914, 139675, 166100, 203500, 207625, 245828, 279350, 307285, 415250, 558700, 614570, 698375, 830500, 1229140, 1396750, 1536425, 2793500, 3072850, 6145700, 7682125, 15364250, 30728500]

約数ペア:

[(1, 30728500), (2, 15364250), (4, 7682125), (5, 6145700), (10, 3072850), (11, 2793500), (20, 1536425), (22, 1396750), (25, 1229140), (37, 830500), (44, 698375), (50, 614570), (55, 558700), (74, 415250), (100, 307285), (110, 279350), (125, 245828), (148, 207625), (151, 203500), (185, 166100), (220, 139675), (250, 122914), (275, 111740), (302, 101750), (370, 83050), (407, 75500), (500, 61457), (550, 55870), (604, 50875), (740, 41525), (755, 40700), (814, 37750), (925, 33220), (1100, 27935), (1375, 22348), (1510, 20350), (1628, 18875), (1661, 18500), (1850, 16610), (2035, 15100), (2750, 11174), (3020, 10175), (3322, 9250), (3700, 8305), (3775, 8140), (4070, 7550), (4625, 6644), (5500, 5587)]