77725620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61687}}^1$

素因数の和:61709

約数の個数: 72

約数和(自身を含む): 269453184

約数和(自身を除く): 191727564

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, 61687, 123374, 185061, 246748, 308435, 370122, 431809, 555183, 616870, 740244, 863618, 925305, 1110366, 1233740, 1295427, 1727236, 1850610, 2159045, 2220732, 2590854, 2775915, 3701220, 3886281, 4318090, 5181708, 5551830, 6477135, 7772562, 8636180, 11103660, 12954270, 15545124, 19431405, 25908540, 38862810, 77725620]

約数ペア:

[(1, 77725620), (2, 38862810), (3, 25908540), (4, 19431405), (5, 15545124), (6, 12954270), (7, 11103660), (9, 8636180), (10, 7772562), (12, 6477135), (14, 5551830), (15, 5181708), (18, 4318090), (20, 3886281), (21, 3701220), (28, 2775915), (30, 2590854), (35, 2220732), (36, 2159045), (42, 1850610), (45, 1727236), (60, 1295427), (63, 1233740), (70, 1110366), (84, 925305), (90, 863618), (105, 740244), (126, 616870), (140, 555183), (180, 431809), (210, 370122), (252, 308435), (315, 246748), (420, 185061), (630, 123374), (1260, 61687)]