649530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1031}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 1931904

約数和(自身を除く): 1282374

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1031, 2062, 3093, 5155, 6186, 7217, 9279, 10310, 14434, 15465, 18558, 21651, 30930, 36085, 43302, 46395, 64953, 72170, 92790, 108255, 129906, 216510, 324765, 649530]

約数ペア:

[(1, 649530), (2, 324765), (3, 216510), (5, 129906), (6, 108255), (7, 92790), (9, 72170), (10, 64953), (14, 46395), (15, 43302), (18, 36085), (21, 30930), (30, 21651), (35, 18558), (42, 15465), (45, 14434), (63, 10310), (70, 9279), (90, 7217), (105, 6186), (126, 5155), (210, 3093), (315, 2062), (630, 1031)]