18361000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 51068160

約数和(自身を除く): 32707160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 50, 56, 61, 70, 86, 100, 122, 125, 140, 172, 175, 200, 215, 244, 250, 280, 301, 305, 344, 350, 427, 430, 488, 500, 602, 610, 700, 854, 860, 875, 1000, 1075, 1204, 1220, 1400, 1505, 1525, 1708, 1720, 1750, 2135, 2150, 2408, 2440, 2623, 3010, 3050, 3416, 3500, 4270, 4300, 5246, 5375, 6020, 6100, 7000, 7525, 7625, 8540, 8600, 10492, 10675, 10750, 12040, 12200, 13115, 15050, 15250, 17080, 18361, 20984, 21350, 21500, 26230, 30100, 30500, 36722, 37625, 42700, 43000, 52460, 53375, 60200, 61000, 65575, 73444, 75250, 85400, 91805, 104920, 106750, 131150, 146888, 150500, 183610, 213500, 262300, 301000, 327875, 367220, 427000, 459025, 524600, 655750, 734440, 918050, 1311500, 1836100, 2295125, 2623000, 3672200, 4590250, 9180500, 18361000]

約数ペア:

[(1, 18361000), (2, 9180500), (4, 4590250), (5, 3672200), (7, 2623000), (8, 2295125), (10, 1836100), (14, 1311500), (20, 918050), (25, 734440), (28, 655750), (35, 524600), (40, 459025), (43, 427000), (50, 367220), (56, 327875), (61, 301000), (70, 262300), (86, 213500), (100, 183610), (122, 150500), (125, 146888), (140, 131150), (172, 106750), (175, 104920), (200, 91805), (215, 85400), (244, 75250), (250, 73444), (280, 65575), (301, 61000), (305, 60200), (344, 53375), (350, 52460), (427, 43000), (430, 42700), (488, 37625), (500, 36722), (602, 30500), (610, 30100), (700, 26230), (854, 21500), (860, 21350), (875, 20984), (1000, 18361), (1075, 17080), (1204, 15250), (1220, 15050), (1400, 13115), (1505, 12200), (1525, 12040), (1708, 10750), (1720, 10675), (1750, 10492), (2135, 8600), (2150, 8540), (2408, 7625), (2440, 7525), (2623, 7000), (3010, 6100), (3050, 6020), (3416, 5375), (3500, 5246), (4270, 4300)]