82120356

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 219928800

約数和(自身を除く): 137808444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 211, 228, 342, 422, 569, 633, 684, 844, 1138, 1266, 1707, 1899, 2276, 2532, 3414, 3798, 4009, 5121, 6828, 7596, 8018, 10242, 10811, 12027, 16036, 20484, 21622, 24054, 32433, 36081, 43244, 48108, 64866, 72162, 97299, 120059, 129732, 144324, 194598, 240118, 360177, 389196, 480236, 720354, 1080531, 1440708, 2161062, 2281121, 4322124, 4562242, 6843363, 9124484, 13686726, 20530089, 27373452, 41060178, 82120356]

約数ペア:

[(1, 82120356), (2, 41060178), (3, 27373452), (4, 20530089), (6, 13686726), (9, 9124484), (12, 6843363), (18, 4562242), (19, 4322124), (36, 2281121), (38, 2161062), (57, 1440708), (76, 1080531), (114, 720354), (171, 480236), (211, 389196), (228, 360177), (342, 240118), (422, 194598), (569, 144324), (633, 129732), (684, 120059), (844, 97299), (1138, 72162), (1266, 64866), (1707, 48108), (1899, 43244), (2276, 36081), (2532, 32433), (3414, 24054), (3798, 21622), (4009, 20484), (5121, 16036), (6828, 12027), (7596, 10811), (8018, 10242)]