15655980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15349}}^1$

素因数の和:15378

約数の個数: 48

約数和(自身を含む): 46418400

約数和(自身を除く): 30762420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15349, 30698, 46047, 61396, 76745, 92094, 153490, 184188, 230235, 260933, 306980, 460470, 521866, 782799, 920940, 1043732, 1304665, 1565598, 2609330, 3131196, 3913995, 5218660, 7827990, 15655980]

約数ペア:

[(1, 15655980), (2, 7827990), (3, 5218660), (4, 3913995), (5, 3131196), (6, 2609330), (10, 1565598), (12, 1304665), (15, 1043732), (17, 920940), (20, 782799), (30, 521866), (34, 460470), (51, 306980), (60, 260933), (68, 230235), (85, 184188), (102, 153490), (170, 92094), (204, 76745), (255, 61396), (340, 46047), (510, 30698), (1020, 15349)]