15540630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1781

約数の個数: 64

約数和(自身を含む): 43642368

約数和(自身を除く): 28101738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1721, 1806, 3010, 3442, 4515, 5163, 8605, 9030, 10326, 12047, 17210, 24094, 25815, 36141, 51630, 60235, 72282, 74003, 120470, 148006, 180705, 222009, 361410, 370015, 444018, 518021, 740030, 1036042, 1110045, 1554063, 2220090, 2590105, 3108126, 5180210, 7770315, 15540630]

約数ペア:

[(1, 15540630), (2, 7770315), (3, 5180210), (5, 3108126), (6, 2590105), (7, 2220090), (10, 1554063), (14, 1110045), (15, 1036042), (21, 740030), (30, 518021), (35, 444018), (42, 370015), (43, 361410), (70, 222009), (86, 180705), (105, 148006), (129, 120470), (210, 74003), (215, 72282), (258, 60235), (301, 51630), (430, 36141), (602, 25815), (645, 24094), (903, 17210), (1290, 12047), (1505, 10326), (1721, 9030), (1806, 8605), (3010, 5163), (3442, 4515)]