264971280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157721}}^1$

素因数の和:157744

約数の個数: 80

約数和(自身を含む): 938761344

約数和(自身を除く): 673790064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 157721, 315442, 473163, 630884, 788605, 946326, 1104047, 1261768, 1577210, 1892652, 2208094, 2365815, 2523536, 3154420, 3312141, 3785304, 4416188, 4731630, 5520235, 6308840, 6624282, 7570608, 8832376, 9463260, 11040470, 12617680, 13248564, 16560705, 17664752, 18926520, 22080940, 26497128, 33121410, 37853040, 44161880, 52994256, 66242820, 88323760, 132485640, 264971280]

約数ペア:

[(1, 264971280), (2, 132485640), (3, 88323760), (4, 66242820), (5, 52994256), (6, 44161880), (7, 37853040), (8, 33121410), (10, 26497128), (12, 22080940), (14, 18926520), (15, 17664752), (16, 16560705), (20, 13248564), (21, 12617680), (24, 11040470), (28, 9463260), (30, 8832376), (35, 7570608), (40, 6624282), (42, 6308840), (48, 5520235), (56, 4731630), (60, 4416188), (70, 3785304), (80, 3312141), (84, 3154420), (105, 2523536), (112, 2365815), (120, 2208094), (140, 1892652), (168, 1577210), (210, 1261768), (240, 1104047), (280, 946326), (336, 788605), (420, 630884), (560, 473163), (840, 315442), (1680, 157721)]