1019176020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{209707}}^1$

素因数の和:209731

約数の個数: 72

約数和(自身を含む): 3206015904

約数和(自身を除く): 2186839884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 209707, 419414, 629121, 838828, 1048535, 1258242, 1887363, 2097070, 2516484, 3145605, 3774726, 4194140, 5662089, 6291210, 7549452, 9436815, 11324178, 12582420, 16986267, 18873630, 22648356, 28310445, 33972534, 37747260, 50958801, 56620890, 67945068, 84931335, 101917602, 113241780, 169862670, 203835204, 254794005, 339725340, 509588010, 1019176020]

約数ペア:

[(1, 1019176020), (2, 509588010), (3, 339725340), (4, 254794005), (5, 203835204), (6, 169862670), (9, 113241780), (10, 101917602), (12, 84931335), (15, 67945068), (18, 56620890), (20, 50958801), (27, 37747260), (30, 33972534), (36, 28310445), (45, 22648356), (54, 18873630), (60, 16986267), (81, 12582420), (90, 11324178), (108, 9436815), (135, 7549452), (162, 6291210), (180, 5662089), (243, 4194140), (270, 3774726), (324, 3145605), (405, 2516484), (486, 2097070), (540, 1887363), (810, 1258242), (972, 1048535), (1215, 838828), (1620, 629121), (2430, 419414), (4860, 209707)]