215259288

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 571683840

約数和(自身を除く): 356424552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 53, 62, 93, 103, 106, 124, 159, 186, 206, 212, 248, 309, 318, 372, 412, 424, 618, 636, 744, 824, 1236, 1272, 1643, 2472, 2809, 3193, 3286, 4929, 5459, 5618, 6386, 6572, 8427, 9579, 9858, 10918, 11236, 12772, 13144, 16377, 16854, 19158, 19716, 21836, 22472, 25544, 32754, 33708, 38316, 39432, 43672, 65508, 67416, 76632, 87079, 131016, 169229, 174158, 261237, 289327, 338458, 348316, 507687, 522474, 578654, 676916, 696632, 867981, 1015374, 1044948, 1157308, 1353832, 1735962, 2030748, 2089896, 2314616, 3471924, 4061496, 6943848, 8969137, 17938274, 26907411, 35876548, 53814822, 71753096, 107629644, 215259288]

約数ペア:

[(1, 215259288), (2, 107629644), (3, 71753096), (4, 53814822), (6, 35876548), (8, 26907411), (12, 17938274), (24, 8969137), (31, 6943848), (53, 4061496), (62, 3471924), (93, 2314616), (103, 2089896), (106, 2030748), (124, 1735962), (159, 1353832), (186, 1157308), (206, 1044948), (212, 1015374), (248, 867981), (309, 696632), (318, 676916), (372, 578654), (412, 522474), (424, 507687), (618, 348316), (636, 338458), (744, 289327), (824, 261237), (1236, 174158), (1272, 169229), (1643, 131016), (2472, 87079), (2809, 76632), (3193, 67416), (3286, 65508), (4929, 43672), (5459, 39432), (5618, 38316), (6386, 33708), (6572, 32754), (8427, 25544), (9579, 22472), (9858, 21836), (10918, 19716), (11236, 19158), (12772, 16854), (13144, 16377)]