21238695720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198641}}^1$

素因数の和:198678

約数の個数: 192

約数和(自身を含む): 78090143040

約数和(自身を除く): 56851447320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1485, 1620, 1782, 1944, 1980, 2376, 2430, 2673, 2970, 3240, 3564, 3960, 4455, 4860, 5346, 5940, 7128, 8910, 9720, 10692, 11880, 13365, 17820, 21384, 26730, 35640, 53460, 106920, 198641, 397282, 595923, 794564, 993205, 1191846, 1589128, 1787769, 1986410, 2185051, 2383692, 2979615, 3575538, 3972820, 4370102, 4767384, 5363307, 5959230, 6555153, 7151076, 7945640, 8740204, 8938845, 10726614, 10925255, 11918460, 13110306, 14302152, 16089921, 17480408, 17877690, 19665459, 21453228, 21850510, 23836920, 26220612, 26816535, 32179842, 32775765, 35755380, 39330918, 42906456, 43701020, 48269763, 52441224, 53633070, 58996377, 64359684, 65551530, 71510760, 78661836, 80449605, 87402040, 96539526, 98327295, 107266140, 117992754, 128719368, 131103060, 157323672, 160899210, 176989131, 193079052, 196654590, 214532280, 235985508, 241348815, 262206120, 294981885, 321798420, 353978262, 386158104, 393309180, 471971016, 482697630, 530967393, 589963770, 643596840, 707956524, 786618360, 884945655, 965395260, 1061934786, 1179927540, 1415913048, 1769891310, 1930790520, 2123869572, 2359855080, 2654836965, 3539782620, 4247739144, 5309673930, 7079565240, 10619347860, 21238695720]

約数ペア:

[(1, 21238695720), (2, 10619347860), (3, 7079565240), (4, 5309673930), (5, 4247739144), (6, 3539782620), (8, 2654836965), (9, 2359855080), (10, 2123869572), (11, 1930790520), (12, 1769891310), (15, 1415913048), (18, 1179927540), (20, 1061934786), (22, 965395260), (24, 884945655), (27, 786618360), (30, 707956524), (33, 643596840), (36, 589963770), (40, 530967393), (44, 482697630), (45, 471971016), (54, 393309180), (55, 386158104), (60, 353978262), (66, 321798420), (72, 294981885), (81, 262206120), (88, 241348815), (90, 235985508), (99, 214532280), (108, 196654590), (110, 193079052), (120, 176989131), (132, 160899210), (135, 157323672), (162, 131103060), (165, 128719368), (180, 117992754), (198, 107266140), (216, 98327295), (220, 96539526), (243, 87402040), (264, 80449605), (270, 78661836), (297, 71510760), (324, 65551530), (330, 64359684), (360, 58996377), (396, 53633070), (405, 52441224), (440, 48269763), (486, 43701020), (495, 42906456), (540, 39330918), (594, 35755380), (648, 32775765), (660, 32179842), (792, 26816535), (810, 26220612), (891, 23836920), (972, 21850510), (990, 21453228), (1080, 19665459), (1188, 17877690), (1215, 17480408), (1320, 16089921), (1485, 14302152), (1620, 13110306), (1782, 11918460), (1944, 10925255), (1980, 10726614), (2376, 8938845), (2430, 8740204), (2673, 7945640), (2970, 7151076), (3240, 6555153), (3564, 5959230), (3960, 5363307), (4455, 4767384), (4860, 4370102), (5346, 3972820), (5940, 3575538), (7128, 2979615), (8910, 2383692), (9720, 2185051), (10692, 1986410), (11880, 1787769), (13365, 1589128), (17820, 1191846), (21384, 993205), (26730, 794564), (35640, 595923), (53460, 397282), (106920, 198641)]