138893580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{110233}}^1$

素因数の和:110255

約数の個数: 72

約数和(自身を含む): 481502112

約数和(自身を除く): 342608532

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, 110233, 220466, 330699, 440932, 551165, 661398, 771631, 992097, 1102330, 1322796, 1543262, 1653495, 1984194, 2204660, 2314893, 3086524, 3306990, 3858155, 3968388, 4629786, 4960485, 6613980, 6944679, 7716310, 9259572, 9920970, 11574465, 13889358, 15432620, 19841940, 23148930, 27778716, 34723395, 46297860, 69446790, 138893580]

約数ペア:

[(1, 138893580), (2, 69446790), (3, 46297860), (4, 34723395), (5, 27778716), (6, 23148930), (7, 19841940), (9, 15432620), (10, 13889358), (12, 11574465), (14, 9920970), (15, 9259572), (18, 7716310), (20, 6944679), (21, 6613980), (28, 4960485), (30, 4629786), (35, 3968388), (36, 3858155), (42, 3306990), (45, 3086524), (60, 2314893), (63, 2204660), (70, 1984194), (84, 1653495), (90, 1543262), (105, 1322796), (126, 1102330), (140, 992097), (180, 771631), (210, 661398), (252, 551165), (315, 440932), (420, 330699), (630, 220466), (1260, 110233)]