209298420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10867}}^1$

素因数の和:10989

約数の個数: 72

約数和(自身を含む): 640864224

約数和(自身を除く): 431565804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2140, 3210, 3852, 4815, 6420, 9630, 10867, 19260, 21734, 32601, 43468, 54335, 65202, 97803, 108670, 130404, 163005, 195606, 217340, 326010, 391212, 489015, 652020, 978030, 1162769, 1956060, 2325538, 3488307, 4651076, 5813845, 6976614, 10464921, 11627690, 13953228, 17441535, 20929842, 23255380, 34883070, 41859684, 52324605, 69766140, 104649210, 209298420]

約数ペア:

[(1, 209298420), (2, 104649210), (3, 69766140), (4, 52324605), (5, 41859684), (6, 34883070), (9, 23255380), (10, 20929842), (12, 17441535), (15, 13953228), (18, 11627690), (20, 10464921), (30, 6976614), (36, 5813845), (45, 4651076), (60, 3488307), (90, 2325538), (107, 1956060), (180, 1162769), (214, 978030), (321, 652020), (428, 489015), (535, 391212), (642, 326010), (963, 217340), (1070, 195606), (1284, 163005), (1605, 130404), (1926, 108670), (2140, 97803), (3210, 65202), (3852, 54335), (4815, 43468), (6420, 32601), (9630, 21734), (10867, 19260)]