15550871720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{313273}}^1$

素因数の和:313374

約数の個数: 64

約数和(自身を含む): 37555287120

約数和(自身を除く): 22004415400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 2482, 2920, 4964, 6205, 9928, 12410, 24820, 49640, 313273, 626546, 1253092, 1566365, 2506184, 3132730, 5325641, 6265460, 10651282, 12530920, 21302564, 22868929, 26628205, 42605128, 45737858, 53256410, 91475716, 106512820, 114344645, 182951432, 213025640, 228689290, 388771793, 457378580, 777543586, 914757160, 1555087172, 1943858965, 3110174344, 3887717930, 7775435860, 15550871720]

約数ペア:

[(1, 15550871720), (2, 7775435860), (4, 3887717930), (5, 3110174344), (8, 1943858965), (10, 1555087172), (17, 914757160), (20, 777543586), (34, 457378580), (40, 388771793), (68, 228689290), (73, 213025640), (85, 182951432), (136, 114344645), (146, 106512820), (170, 91475716), (292, 53256410), (340, 45737858), (365, 42605128), (584, 26628205), (680, 22868929), (730, 21302564), (1241, 12530920), (1460, 10651282), (2482, 6265460), (2920, 5325641), (4964, 3132730), (6205, 2506184), (9928, 1566365), (12410, 1253092), (24820, 626546), (49640, 313273)]