51148440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20297}}^1$

素因数の和:20321

約数の個数: 96

約数和(自身を含む): 189989280

約数和(自身を除く): 138840840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20297, 40594, 60891, 81188, 101485, 121782, 142079, 162376, 182673, 202970, 243564, 284158, 304455, 365346, 405940, 426237, 487128, 568316, 608910, 710395, 730692, 811880, 852474, 913365, 1136632, 1217820, 1278711, 1420790, 1461384, 1704948, 1826730, 2131185, 2435640, 2557422, 2841580, 3409896, 3653460, 4262370, 5114844, 5683160, 6393555, 7306920, 8524740, 10229688, 12787110, 17049480, 25574220, 51148440]

約数ペア:

[(1, 51148440), (2, 25574220), (3, 17049480), (4, 12787110), (5, 10229688), (6, 8524740), (7, 7306920), (8, 6393555), (9, 5683160), (10, 5114844), (12, 4262370), (14, 3653460), (15, 3409896), (18, 2841580), (20, 2557422), (21, 2435640), (24, 2131185), (28, 1826730), (30, 1704948), (35, 1461384), (36, 1420790), (40, 1278711), (42, 1217820), (45, 1136632), (56, 913365), (60, 852474), (63, 811880), (70, 730692), (72, 710395), (84, 608910), (90, 568316), (105, 487128), (120, 426237), (126, 405940), (140, 365346), (168, 304455), (180, 284158), (210, 243564), (252, 202970), (280, 182673), (315, 162376), (360, 142079), (420, 121782), (504, 101485), (630, 81188), (840, 60891), (1260, 40594), (2520, 20297)]