77441220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2039}}^1$

素因数の和:2265

約数の個数: 72

約数和(自身を含む): 236134080

約数和(自身を除く): 158692860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2039, 2110, 2532, 3165, 3798, 4078, 4220, 6117, 6330, 7596, 8156, 9495, 10195, 12234, 12660, 18351, 18990, 20390, 24468, 30585, 36702, 37980, 40780, 61170, 73404, 91755, 122340, 183510, 367020, 430229, 860458, 1290687, 1720916, 2151145, 2581374, 3872061, 4302290, 5162748, 6453435, 7744122, 8604580, 12906870, 15488244, 19360305, 25813740, 38720610, 77441220]

約数ペア:

[(1, 77441220), (2, 38720610), (3, 25813740), (4, 19360305), (5, 15488244), (6, 12906870), (9, 8604580), (10, 7744122), (12, 6453435), (15, 5162748), (18, 4302290), (20, 3872061), (30, 2581374), (36, 2151145), (45, 1720916), (60, 1290687), (90, 860458), (180, 430229), (211, 367020), (422, 183510), (633, 122340), (844, 91755), (1055, 73404), (1266, 61170), (1899, 40780), (2039, 37980), (2110, 36702), (2532, 30585), (3165, 24468), (3798, 20390), (4078, 18990), (4220, 18351), (6117, 12660), (6330, 12234), (7596, 10195), (8156, 9495)]