215598852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1217}}^1$

素因数の和:1290

約数の個数: 144

約数和(自身を含む): 673895040

約数和(自身を除く): 458296188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 37, 38, 42, 57, 63, 74, 76, 84, 111, 114, 126, 133, 148, 171, 222, 228, 252, 259, 266, 333, 342, 399, 444, 518, 532, 666, 684, 703, 777, 798, 1036, 1197, 1217, 1332, 1406, 1554, 1596, 2109, 2331, 2394, 2434, 2812, 3108, 3651, 4218, 4662, 4788, 4868, 4921, 6327, 7302, 8436, 8519, 9324, 9842, 10953, 12654, 14604, 14763, 17038, 19684, 21906, 23123, 25308, 25557, 29526, 34076, 43812, 44289, 45029, 46246, 51114, 59052, 69369, 76671, 88578, 90058, 92492, 102228, 135087, 138738, 153342, 161861, 177156, 180116, 208107, 270174, 277476, 306684, 315203, 323722, 405261, 416214, 485583, 540348, 630406, 647444, 810522, 832428, 855551, 945609, 971166, 1260812, 1456749, 1621044, 1711102, 1891218, 1942332, 2566653, 2836827, 2913498, 3422204, 3782436, 5133306, 5673654, 5826996, 5988857, 7699959, 10266612, 11347308, 11977714, 15399918, 17966571, 23955428, 30799836, 35933142, 53899713, 71866284, 107799426, 215598852]

約数ペア:

[(1, 215598852), (2, 107799426), (3, 71866284), (4, 53899713), (6, 35933142), (7, 30799836), (9, 23955428), (12, 17966571), (14, 15399918), (18, 11977714), (19, 11347308), (21, 10266612), (28, 7699959), (36, 5988857), (37, 5826996), (38, 5673654), (42, 5133306), (57, 3782436), (63, 3422204), (74, 2913498), (76, 2836827), (84, 2566653), (111, 1942332), (114, 1891218), (126, 1711102), (133, 1621044), (148, 1456749), (171, 1260812), (222, 971166), (228, 945609), (252, 855551), (259, 832428), (266, 810522), (333, 647444), (342, 630406), (399, 540348), (444, 485583), (518, 416214), (532, 405261), (666, 323722), (684, 315203), (703, 306684), (777, 277476), (798, 270174), (1036, 208107), (1197, 180116), (1217, 177156), (1332, 161861), (1406, 153342), (1554, 138738), (1596, 135087), (2109, 102228), (2331, 92492), (2394, 90058), (2434, 88578), (2812, 76671), (3108, 69369), (3651, 59052), (4218, 51114), (4662, 46246), (4788, 45029), (4868, 44289), (4921, 43812), (6327, 34076), (7302, 29526), (8436, 25557), (8519, 25308), (9324, 23123), (9842, 21906), (10953, 19684), (12654, 17038), (14604, 14763)]