15420456

素因数分解:

$2^3\times 3^4\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 44104500

約数和(自身を除く): 28684044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 318, 324, 424, 449, 477, 636, 648, 898, 954, 1272, 1347, 1431, 1796, 1908, 2694, 2862, 3592, 3816, 4041, 4293, 5388, 5724, 8082, 8586, 10776, 11448, 12123, 16164, 17172, 23797, 24246, 32328, 34344, 36369, 47594, 48492, 71391, 72738, 95188, 96984, 142782, 145476, 190376, 214173, 285564, 290952, 428346, 571128, 642519, 856692, 1285038, 1713384, 1927557, 2570076, 3855114, 5140152, 7710228, 15420456]

約数ペア:

[(1, 15420456), (2, 7710228), (3, 5140152), (4, 3855114), (6, 2570076), (8, 1927557), (9, 1713384), (12, 1285038), (18, 856692), (24, 642519), (27, 571128), (36, 428346), (53, 290952), (54, 285564), (72, 214173), (81, 190376), (106, 145476), (108, 142782), (159, 96984), (162, 95188), (212, 72738), (216, 71391), (318, 48492), (324, 47594), (424, 36369), (449, 34344), (477, 32328), (636, 24246), (648, 23797), (898, 17172), (954, 16164), (1272, 12123), (1347, 11448), (1431, 10776), (1796, 8586), (1908, 8082), (2694, 5724), (2862, 5388), (3592, 4293), (3816, 4041)]