2018145780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{177967}}^1$

素因数の和:177995

約数の個数: 120

約数和(自身を含む): 7235467008

約数和(自身を除く): 5217321228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 177967, 355934, 533901, 711868, 889835, 1067802, 1245769, 1601703, 1779670, 2135604, 2491538, 2669505, 3203406, 3559340, 3737307, 4805109, 4983076, 5339010, 6228845, 6406812, 7474614, 8008515, 9610218, 10678020, 11211921, 12457690, 14415327, 14949228, 16017030, 18686535, 19220436, 22423842, 24025545, 24915380, 28830654, 32034060, 33635763, 37373070, 44847684, 48051090, 56059605, 57661308, 67271526, 72076635, 74746140, 96102180, 100907289, 112119210, 134543052, 144153270, 168178815, 201814578, 224238420, 288306540, 336357630, 403629156, 504536445, 672715260, 1009072890, 2018145780]

約数ペア:

[(1, 2018145780), (2, 1009072890), (3, 672715260), (4, 504536445), (5, 403629156), (6, 336357630), (7, 288306540), (9, 224238420), (10, 201814578), (12, 168178815), (14, 144153270), (15, 134543052), (18, 112119210), (20, 100907289), (21, 96102180), (27, 74746140), (28, 72076635), (30, 67271526), (35, 57661308), (36, 56059605), (42, 48051090), (45, 44847684), (54, 37373070), (60, 33635763), (63, 32034060), (70, 28830654), (81, 24915380), (84, 24025545), (90, 22423842), (105, 19220436), (108, 18686535), (126, 16017030), (135, 14949228), (140, 14415327), (162, 12457690), (180, 11211921), (189, 10678020), (210, 9610218), (252, 8008515), (270, 7474614), (315, 6406812), (324, 6228845), (378, 5339010), (405, 4983076), (420, 4805109), (540, 3737307), (567, 3559340), (630, 3203406), (756, 2669505), (810, 2491538), (945, 2135604), (1134, 1779670), (1260, 1601703), (1620, 1245769), (1890, 1067802), (2268, 889835), (2835, 711868), (3780, 533901), (5670, 355934), (11340, 177967)]