263619180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:868

約数の個数: 144

約数和(自身を含む): 877863168

約数和(自身を除く): 614243988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 211, 220, 330, 396, 422, 495, 631, 633, 660, 844, 990, 1055, 1262, 1266, 1893, 1899, 1980, 2110, 2321, 2524, 2532, 3155, 3165, 3786, 3798, 4220, 4642, 5679, 6310, 6330, 6941, 6963, 7572, 7596, 9284, 9465, 9495, 11358, 11605, 12620, 12660, 13882, 13926, 18930, 18990, 20823, 20889, 22716, 23210, 27764, 27852, 28395, 34705, 34815, 37860, 37980, 41646, 41778, 46420, 56790, 62469, 69410, 69630, 83292, 83556, 104115, 104445, 113580, 124938, 133141, 138820, 139260, 208230, 208890, 249876, 266282, 312345, 399423, 416460, 417780, 532564, 624690, 665705, 798846, 1198269, 1249380, 1331410, 1464551, 1597692, 1997115, 2396538, 2662820, 2929102, 3994230, 4393653, 4793076, 5858204, 5991345, 7322755, 7988460, 8787306, 11982690, 13180959, 14645510, 17574612, 21968265, 23965380, 26361918, 29291020, 43936530, 52723836, 65904795, 87873060, 131809590, 263619180]

約数ペア:

[(1, 263619180), (2, 131809590), (3, 87873060), (4, 65904795), (5, 52723836), (6, 43936530), (9, 29291020), (10, 26361918), (11, 23965380), (12, 21968265), (15, 17574612), (18, 14645510), (20, 13180959), (22, 11982690), (30, 8787306), (33, 7988460), (36, 7322755), (44, 5991345), (45, 5858204), (55, 4793076), (60, 4393653), (66, 3994230), (90, 2929102), (99, 2662820), (110, 2396538), (132, 1997115), (165, 1597692), (180, 1464551), (198, 1331410), (211, 1249380), (220, 1198269), (330, 798846), (396, 665705), (422, 624690), (495, 532564), (631, 417780), (633, 416460), (660, 399423), (844, 312345), (990, 266282), (1055, 249876), (1262, 208890), (1266, 208230), (1893, 139260), (1899, 138820), (1980, 133141), (2110, 124938), (2321, 113580), (2524, 104445), (2532, 104115), (3155, 83556), (3165, 83292), (3786, 69630), (3798, 69410), (4220, 62469), (4642, 56790), (5679, 46420), (6310, 41778), (6330, 41646), (6941, 37980), (6963, 37860), (7572, 34815), (7596, 34705), (9284, 28395), (9465, 27852), (9495, 27764), (11358, 23210), (11605, 22716), (12620, 20889), (12660, 20823), (13882, 18990), (13926, 18930)]