211722360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1949

約数の個数: 128

約数和(自身を含む): 679311360

約数和(自身を除く): 467589000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 690, 820, 920, 943, 984, 1230, 1380, 1640, 1871, 1886, 2460, 2760, 2829, 3742, 3772, 4715, 4920, 5613, 5658, 7484, 7544, 9355, 9430, 11226, 11316, 14145, 14968, 18710, 18860, 22452, 22632, 28065, 28290, 37420, 37720, 43033, 44904, 56130, 56580, 74840, 76711, 86066, 112260, 113160, 129099, 153422, 172132, 215165, 224520, 230133, 258198, 306844, 344264, 383555, 430330, 460266, 516396, 613688, 645495, 767110, 860660, 920532, 1032792, 1150665, 1290990, 1534220, 1721320, 1764353, 1841064, 2301330, 2581980, 3068440, 3528706, 4602660, 5163960, 5293059, 7057412, 8821765, 9205320, 10586118, 14114824, 17643530, 21172236, 26465295, 35287060, 42344472, 52930590, 70574120, 105861180, 211722360]

約数ペア:

[(1, 211722360), (2, 105861180), (3, 70574120), (4, 52930590), (5, 42344472), (6, 35287060), (8, 26465295), (10, 21172236), (12, 17643530), (15, 14114824), (20, 10586118), (23, 9205320), (24, 8821765), (30, 7057412), (40, 5293059), (41, 5163960), (46, 4602660), (60, 3528706), (69, 3068440), (82, 2581980), (92, 2301330), (115, 1841064), (120, 1764353), (123, 1721320), (138, 1534220), (164, 1290990), (184, 1150665), (205, 1032792), (230, 920532), (246, 860660), (276, 767110), (328, 645495), (345, 613688), (410, 516396), (460, 460266), (492, 430330), (552, 383555), (615, 344264), (690, 306844), (820, 258198), (920, 230133), (943, 224520), (984, 215165), (1230, 172132), (1380, 153422), (1640, 129099), (1871, 113160), (1886, 112260), (2460, 86066), (2760, 76711), (2829, 74840), (3742, 56580), (3772, 56130), (4715, 44904), (4920, 43033), (5613, 37720), (5658, 37420), (7484, 28290), (7544, 28065), (9355, 22632), (9430, 22452), (11226, 18860), (11316, 18710), (14145, 14968)]