30678270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 84589056

約数和(自身を除く): 53910786

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 347, 421, 694, 842, 1041, 1263, 1735, 2082, 2105, 2429, 2526, 2947, 3470, 4210, 4858, 5205, 5894, 6315, 7287, 8841, 10410, 12145, 12630, 14574, 14735, 17682, 24290, 29470, 36435, 44205, 72870, 88410, 146087, 292174, 438261, 730435, 876522, 1022609, 1460870, 2045218, 2191305, 3067827, 4382610, 5113045, 6135654, 10226090, 15339135, 30678270]

約数ペア:

[(1, 30678270), (2, 15339135), (3, 10226090), (5, 6135654), (6, 5113045), (7, 4382610), (10, 3067827), (14, 2191305), (15, 2045218), (21, 1460870), (30, 1022609), (35, 876522), (42, 730435), (70, 438261), (105, 292174), (210, 146087), (347, 88410), (421, 72870), (694, 44205), (842, 36435), (1041, 29470), (1263, 24290), (1735, 17682), (2082, 14735), (2105, 14574), (2429, 12630), (2526, 12145), (2947, 10410), (3470, 8841), (4210, 7287), (4858, 6315), (5205, 5894)]