40356120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 139968000

約数和(自身を除く): 99611880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 449, 535, 642, 749, 840, 856, 898, 1070, 1284, 1347, 1498, 1605, 1796, 2140, 2245, 2247, 2568, 2694, 2996, 3143, 3210, 3592, 3745, 4280, 4490, 4494, 5388, 5992, 6286, 6420, 6735, 7490, 8980, 8988, 9429, 10776, 11235, 12572, 12840, 13470, 14980, 15715, 17960, 17976, 18858, 22470, 25144, 26940, 29960, 31430, 37716, 44940, 47145, 48043, 53880, 62860, 75432, 89880, 94290, 96086, 125720, 144129, 188580, 192172, 240215, 288258, 336301, 377160, 384344, 480430, 576516, 672602, 720645, 960860, 1008903, 1153032, 1345204, 1441290, 1681505, 1921720, 2017806, 2690408, 2882580, 3363010, 4035612, 5044515, 5765160, 6726020, 8071224, 10089030, 13452040, 20178060, 40356120]

約数ペア:

[(1, 40356120), (2, 20178060), (3, 13452040), (4, 10089030), (5, 8071224), (6, 6726020), (7, 5765160), (8, 5044515), (10, 4035612), (12, 3363010), (14, 2882580), (15, 2690408), (20, 2017806), (21, 1921720), (24, 1681505), (28, 1441290), (30, 1345204), (35, 1153032), (40, 1008903), (42, 960860), (56, 720645), (60, 672602), (70, 576516), (84, 480430), (105, 384344), (107, 377160), (120, 336301), (140, 288258), (168, 240215), (210, 192172), (214, 188580), (280, 144129), (321, 125720), (420, 96086), (428, 94290), (449, 89880), (535, 75432), (642, 62860), (749, 53880), (840, 48043), (856, 47145), (898, 44940), (1070, 37716), (1284, 31430), (1347, 29960), (1498, 26940), (1605, 25144), (1796, 22470), (2140, 18858), (2245, 17976), (2247, 17960), (2568, 15715), (2694, 14980), (2996, 13470), (3143, 12840), (3210, 12572), (3592, 11235), (3745, 10776), (4280, 9429), (4490, 8988), (4494, 8980), (5388, 7490), (5992, 6735), (6286, 6420)]