905492070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{205327}}^1$

素因数の和:205354

約数の個数: 72

約数和(自身を含む): 2738664864

約数和(自身を除く): 1833172794

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 205327, 410654, 615981, 1026635, 1231962, 1437289, 1847943, 2053270, 2874578, 3079905, 3695886, 4311867, 6159810, 7186445, 8623734, 9239715, 10061023, 12935601, 14372890, 18479430, 20122046, 21559335, 25871202, 30183069, 43118670, 50305115, 60366138, 64678005, 90549207, 100610230, 129356010, 150915345, 181098414, 301830690, 452746035, 905492070]

約数ペア:

[(1, 905492070), (2, 452746035), (3, 301830690), (5, 181098414), (6, 150915345), (7, 129356010), (9, 100610230), (10, 90549207), (14, 64678005), (15, 60366138), (18, 50305115), (21, 43118670), (30, 30183069), (35, 25871202), (42, 21559335), (45, 20122046), (49, 18479430), (63, 14372890), (70, 12935601), (90, 10061023), (98, 9239715), (105, 8623734), (126, 7186445), (147, 6159810), (210, 4311867), (245, 3695886), (294, 3079905), (315, 2874578), (441, 2053270), (490, 1847943), (630, 1437289), (735, 1231962), (882, 1026635), (1470, 615981), (2205, 410654), (4410, 205327)]