83438460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{66221}}^1$

素因数の和:66243

約数の個数: 72

約数和(自身を含む): 289257696

約数和(自身を除く): 205819236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 66221, 132442, 198663, 264884, 331105, 397326, 463547, 595989, 662210, 794652, 927094, 993315, 1191978, 1324420, 1390641, 1854188, 1986630, 2317735, 2383956, 2781282, 2979945, 3973260, 4171923, 4635470, 5562564, 5959890, 6953205, 8343846, 9270940, 11919780, 13906410, 16687692, 20859615, 27812820, 41719230, 83438460]

約数ペア:

[(1, 83438460), (2, 41719230), (3, 27812820), (4, 20859615), (5, 16687692), (6, 13906410), (7, 11919780), (9, 9270940), (10, 8343846), (12, 6953205), (14, 5959890), (15, 5562564), (18, 4635470), (20, 4171923), (21, 3973260), (28, 2979945), (30, 2781282), (35, 2383956), (36, 2317735), (42, 1986630), (45, 1854188), (60, 1390641), (63, 1324420), (70, 1191978), (84, 993315), (90, 927094), (105, 794652), (126, 662210), (140, 595989), (180, 463547), (210, 397326), (252, 331105), (315, 264884), (420, 198663), (630, 132442), (1260, 66221)]