139894860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1255

約数の個数: 96

約数和(自身を含む): 449326080

約数和(自身を除く): 309431220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 397, 420, 794, 839, 1191, 1588, 1678, 1985, 2382, 2517, 2779, 3356, 3970, 4195, 4764, 5034, 5558, 5873, 5955, 7940, 8337, 8390, 10068, 11116, 11746, 11910, 12585, 13895, 16674, 16780, 17619, 23492, 23820, 25170, 27790, 29365, 33348, 35238, 41685, 50340, 55580, 58730, 70476, 83370, 88095, 117460, 166740, 176190, 333083, 352380, 666166, 999249, 1332332, 1665415, 1998498, 2331581, 3330830, 3996996, 4663162, 4996245, 6661660, 6994743, 9326324, 9992490, 11657905, 13989486, 19984980, 23315810, 27978972, 34973715, 46631620, 69947430, 139894860]

約数ペア:

[(1, 139894860), (2, 69947430), (3, 46631620), (4, 34973715), (5, 27978972), (6, 23315810), (7, 19984980), (10, 13989486), (12, 11657905), (14, 9992490), (15, 9326324), (20, 6994743), (21, 6661660), (28, 4996245), (30, 4663162), (35, 3996996), (42, 3330830), (60, 2331581), (70, 1998498), (84, 1665415), (105, 1332332), (140, 999249), (210, 666166), (397, 352380), (420, 333083), (794, 176190), (839, 166740), (1191, 117460), (1588, 88095), (1678, 83370), (1985, 70476), (2382, 58730), (2517, 55580), (2779, 50340), (3356, 41685), (3970, 35238), (4195, 33348), (4764, 29365), (5034, 27790), (5558, 25170), (5873, 23820), (5955, 23492), (7940, 17619), (8337, 16780), (8390, 16674), (10068, 13895), (11116, 12585), (11746, 11910)]