72405252

素因数分解:

$2^2\times 3^5\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 191385376

約数和(自身を除く): 118980124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 163, 243, 324, 326, 457, 486, 489, 652, 914, 972, 978, 1371, 1467, 1828, 1956, 2742, 2934, 4113, 4401, 5484, 5868, 8226, 8802, 12339, 13203, 16452, 17604, 24678, 26406, 37017, 39609, 49356, 52812, 74034, 74491, 79218, 111051, 148068, 148982, 158436, 222102, 223473, 297964, 444204, 446946, 670419, 893892, 1340838, 2011257, 2681676, 4022514, 6033771, 8045028, 12067542, 18101313, 24135084, 36202626, 72405252]

約数ペア:

[(1, 72405252), (2, 36202626), (3, 24135084), (4, 18101313), (6, 12067542), (9, 8045028), (12, 6033771), (18, 4022514), (27, 2681676), (36, 2011257), (54, 1340838), (81, 893892), (108, 670419), (162, 446946), (163, 444204), (243, 297964), (324, 223473), (326, 222102), (457, 158436), (486, 148982), (489, 148068), (652, 111051), (914, 79218), (972, 74491), (978, 74034), (1371, 52812), (1467, 49356), (1828, 39609), (1956, 37017), (2742, 26406), (2934, 24678), (4113, 17604), (4401, 16452), (5484, 13203), (5868, 12339), (8226, 8802)]