302820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 995904

約数和(自身を除く): 693084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 103, 105, 140, 147, 196, 206, 210, 245, 294, 309, 412, 420, 490, 515, 588, 618, 721, 735, 980, 1030, 1236, 1442, 1470, 1545, 2060, 2163, 2884, 2940, 3090, 3605, 4326, 5047, 6180, 7210, 8652, 10094, 10815, 14420, 15141, 20188, 21630, 25235, 30282, 43260, 50470, 60564, 75705, 100940, 151410, 302820]

約数ペア:

[(1, 302820), (2, 151410), (3, 100940), (4, 75705), (5, 60564), (6, 50470), (7, 43260), (10, 30282), (12, 25235), (14, 21630), (15, 20188), (20, 15141), (21, 14420), (28, 10815), (30, 10094), (35, 8652), (42, 7210), (49, 6180), (60, 5047), (70, 4326), (84, 3605), (98, 3090), (103, 2940), (105, 2884), (140, 2163), (147, 2060), (196, 1545), (206, 1470), (210, 1442), (245, 1236), (294, 1030), (309, 980), (412, 735), (420, 721), (490, 618), (515, 588)]