51467220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40847}}^1$

素因数の和:40869

約数の個数: 72

約数和(自身を含む): 178424064

約数和(自身を除く): 126956844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 40847, 81694, 122541, 163388, 204235, 245082, 285929, 367623, 408470, 490164, 571858, 612705, 735246, 816940, 857787, 1143716, 1225410, 1429645, 1470492, 1715574, 1838115, 2450820, 2573361, 2859290, 3431148, 3676230, 4288935, 5146722, 5718580, 7352460, 8577870, 10293444, 12866805, 17155740, 25733610, 51467220]

約数ペア:

[(1, 51467220), (2, 25733610), (3, 17155740), (4, 12866805), (5, 10293444), (6, 8577870), (7, 7352460), (9, 5718580), (10, 5146722), (12, 4288935), (14, 3676230), (15, 3431148), (18, 2859290), (20, 2573361), (21, 2450820), (28, 1838115), (30, 1715574), (35, 1470492), (36, 1429645), (42, 1225410), (45, 1143716), (60, 857787), (63, 816940), (70, 735246), (84, 612705), (90, 571858), (105, 490164), (126, 408470), (140, 367623), (180, 285929), (210, 245082), (252, 204235), (315, 163388), (420, 122541), (630, 81694), (1260, 40847)]