30804872

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 68584320

約数和(自身を除く): 37779448

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 97, 106, 107, 194, 212, 214, 371, 388, 424, 428, 679, 742, 749, 776, 856, 1358, 1484, 1498, 2716, 2968, 2996, 5141, 5432, 5671, 5992, 10282, 10379, 11342, 20564, 20758, 22684, 35987, 39697, 41128, 41516, 45368, 71974, 72653, 79394, 83032, 143948, 145306, 158788, 287896, 290612, 317576, 550087, 581224, 1100174, 2200348, 3850609, 4400696, 7701218, 15402436, 30804872]

約数ペア:

[(1, 30804872), (2, 15402436), (4, 7701218), (7, 4400696), (8, 3850609), (14, 2200348), (28, 1100174), (53, 581224), (56, 550087), (97, 317576), (106, 290612), (107, 287896), (194, 158788), (212, 145306), (214, 143948), (371, 83032), (388, 79394), (424, 72653), (428, 71974), (679, 45368), (742, 41516), (749, 41128), (776, 39697), (856, 35987), (1358, 22684), (1484, 20758), (1498, 20564), (2716, 11342), (2968, 10379), (2996, 10282), (5141, 5992), (5432, 5671)]