155306340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123259}}^1$

素因数の和:123281

約数の個数: 72

約数和(自身を含む): 538399680

約数和(自身を除く): 383093340

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, 123259, 246518, 369777, 493036, 616295, 739554, 862813, 1109331, 1232590, 1479108, 1725626, 1848885, 2218662, 2465180, 2588439, 3451252, 3697770, 4314065, 4437324, 5176878, 5546655, 7395540, 7765317, 8628130, 10353756, 11093310, 12942195, 15530634, 17256260, 22186620, 25884390, 31061268, 38826585, 51768780, 77653170, 155306340]

約数ペア:

[(1, 155306340), (2, 77653170), (3, 51768780), (4, 38826585), (5, 31061268), (6, 25884390), (7, 22186620), (9, 17256260), (10, 15530634), (12, 12942195), (14, 11093310), (15, 10353756), (18, 8628130), (20, 7765317), (21, 7395540), (28, 5546655), (30, 5176878), (35, 4437324), (36, 4314065), (42, 3697770), (45, 3451252), (60, 2588439), (63, 2465180), (70, 2218662), (84, 1848885), (90, 1725626), (105, 1479108), (126, 1232590), (140, 1109331), (180, 862813), (210, 739554), (252, 616295), (315, 493036), (420, 369777), (630, 246518), (1260, 123259)]