78956820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6547}}^1$

素因数の和:6629

約数の個数: 72

約数和(自身を含む): 243114144

約数和(自身を除く): 164157324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 6547, 12060, 13094, 19641, 26188, 32735, 39282, 58923, 65470, 78564, 98205, 117846, 130940, 196410, 235692, 294615, 392820, 438649, 589230, 877298, 1178460, 1315947, 1754596, 2193245, 2631894, 3947841, 4386490, 5263788, 6579735, 7895682, 8772980, 13159470, 15791364, 19739205, 26318940, 39478410, 78956820]

約数ペア:

[(1, 78956820), (2, 39478410), (3, 26318940), (4, 19739205), (5, 15791364), (6, 13159470), (9, 8772980), (10, 7895682), (12, 6579735), (15, 5263788), (18, 4386490), (20, 3947841), (30, 2631894), (36, 2193245), (45, 1754596), (60, 1315947), (67, 1178460), (90, 877298), (134, 589230), (180, 438649), (201, 392820), (268, 294615), (335, 235692), (402, 196410), (603, 130940), (670, 117846), (804, 98205), (1005, 78564), (1206, 65470), (1340, 58923), (2010, 39282), (2412, 32735), (3015, 26188), (4020, 19641), (6030, 13094), (6547, 12060)]