207420210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 583925760

約数和(自身を除く): 376505550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 127, 135, 138, 207, 230, 254, 263, 270, 345, 381, 414, 526, 621, 635, 690, 762, 789, 1035, 1143, 1242, 1270, 1315, 1578, 1905, 2070, 2286, 2367, 2630, 2921, 3105, 3429, 3810, 3945, 4734, 5715, 5842, 6049, 6210, 6858, 7101, 7890, 8763, 11430, 11835, 12098, 14202, 14605, 17145, 17526, 18147, 23670, 26289, 29210, 30245, 33401, 34290, 35505, 36294, 43815, 52578, 54441, 60490, 66802, 71010, 78867, 87630, 90735, 100203, 108882, 131445, 157734, 163323, 167005, 181470, 200406, 262890, 272205, 300609, 326646, 334010, 394335, 501015, 544410, 601218, 768223, 788670, 816615, 901827, 1002030, 1503045, 1536446, 1633230, 1803654, 2304669, 3006090, 3841115, 4509135, 4609338, 6914007, 7682230, 9018270, 11523345, 13828014, 20742021, 23046690, 34570035, 41484042, 69140070, 103710105, 207420210]

約数ペア:

[(1, 207420210), (2, 103710105), (3, 69140070), (5, 41484042), (6, 34570035), (9, 23046690), (10, 20742021), (15, 13828014), (18, 11523345), (23, 9018270), (27, 7682230), (30, 6914007), (45, 4609338), (46, 4509135), (54, 3841115), (69, 3006090), (90, 2304669), (115, 1803654), (127, 1633230), (135, 1536446), (138, 1503045), (207, 1002030), (230, 901827), (254, 816615), (263, 788670), (270, 768223), (345, 601218), (381, 544410), (414, 501015), (526, 394335), (621, 334010), (635, 326646), (690, 300609), (762, 272205), (789, 262890), (1035, 200406), (1143, 181470), (1242, 167005), (1270, 163323), (1315, 157734), (1578, 131445), (1905, 108882), (2070, 100203), (2286, 90735), (2367, 87630), (2630, 78867), (2921, 71010), (3105, 66802), (3429, 60490), (3810, 54441), (3945, 52578), (4734, 43815), (5715, 36294), (5842, 35505), (6049, 34290), (6210, 33401), (6858, 30245), (7101, 29210), (7890, 26289), (8763, 23670), (11430, 18147), (11835, 17526), (12098, 17145), (14202, 14605)]