258621660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:686

約数の個数: 240

約数和(自身を含む): 925005312

約数和(自身を除く): 666383652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 27, 30, 33, 36, 44, 45, 46, 54, 55, 60, 66, 69, 81, 90, 92, 99, 108, 110, 115, 132, 135, 138, 162, 165, 180, 198, 207, 220, 230, 253, 270, 276, 297, 324, 330, 345, 396, 405, 414, 460, 495, 506, 540, 594, 621, 631, 660, 690, 759, 810, 828, 891, 990, 1012, 1035, 1188, 1242, 1262, 1265, 1380, 1485, 1518, 1620, 1782, 1863, 1893, 1980, 2070, 2277, 2484, 2524, 2530, 2970, 3036, 3105, 3155, 3564, 3726, 3786, 3795, 4140, 4455, 4554, 5060, 5679, 5940, 6210, 6310, 6831, 6941, 7452, 7572, 7590, 8910, 9108, 9315, 9465, 11358, 11385, 12420, 12620, 13662, 13882, 14513, 15180, 17037, 17820, 18630, 18930, 20493, 20823, 22716, 22770, 27324, 27764, 28395, 29026, 34074, 34155, 34705, 37260, 37860, 40986, 41646, 43539, 45540, 51111, 56790, 58052, 62469, 68148, 68310, 69410, 72565, 81972, 83292, 85185, 87078, 102222, 102465, 104115, 113580, 124938, 130617, 136620, 138820, 145130, 159643, 170370, 174156, 187407, 204444, 204930, 208230, 217695, 249876, 255555, 261234, 290260, 312345, 319286, 340740, 374814, 391851, 409860, 416460, 435390, 478929, 511110, 522468, 562221, 624690, 638572, 653085, 749628, 783702, 798215, 870780, 937035, 957858, 1022220, 1124442, 1175553, 1249380, 1306170, 1436787, 1567404, 1596430, 1874070, 1915716, 1959255, 2248884, 2351106, 2394645, 2612340, 2811105, 2873574, 3192860, 3748140, 3918510, 4310361, 4702212, 4789290, 5622210, 5747148, 5877765, 7183935, 7837020, 8620722, 9578580, 11244420, 11755530, 12931083, 14367870, 17241444, 21551805, 23511060, 25862166, 28735740, 43103610, 51724332, 64655415, 86207220, 129310830, 258621660]

約数ペア:

[(1, 258621660), (2, 129310830), (3, 86207220), (4, 64655415), (5, 51724332), (6, 43103610), (9, 28735740), (10, 25862166), (11, 23511060), (12, 21551805), (15, 17241444), (18, 14367870), (20, 12931083), (22, 11755530), (23, 11244420), (27, 9578580), (30, 8620722), (33, 7837020), (36, 7183935), (44, 5877765), (45, 5747148), (46, 5622210), (54, 4789290), (55, 4702212), (60, 4310361), (66, 3918510), (69, 3748140), (81, 3192860), (90, 2873574), (92, 2811105), (99, 2612340), (108, 2394645), (110, 2351106), (115, 2248884), (132, 1959255), (135, 1915716), (138, 1874070), (162, 1596430), (165, 1567404), (180, 1436787), (198, 1306170), (207, 1249380), (220, 1175553), (230, 1124442), (253, 1022220), (270, 957858), (276, 937035), (297, 870780), (324, 798215), (330, 783702), (345, 749628), (396, 653085), (405, 638572), (414, 624690), (460, 562221), (495, 522468), (506, 511110), (540, 478929), (594, 435390), (621, 416460), (631, 409860), (660, 391851), (690, 374814), (759, 340740), (810, 319286), (828, 312345), (891, 290260), (990, 261234), (1012, 255555), (1035, 249876), (1188, 217695), (1242, 208230), (1262, 204930), (1265, 204444), (1380, 187407), (1485, 174156), (1518, 170370), (1620, 159643), (1782, 145130), (1863, 138820), (1893, 136620), (1980, 130617), (2070, 124938), (2277, 113580), (2484, 104115), (2524, 102465), (2530, 102222), (2970, 87078), (3036, 85185), (3105, 83292), (3155, 81972), (3564, 72565), (3726, 69410), (3786, 68310), (3795, 68148), (4140, 62469), (4455, 58052), (4554, 56790), (5060, 51111), (5679, 45540), (5940, 43539), (6210, 41646), (6310, 40986), (6831, 37860), (6941, 37260), (7452, 34705), (7572, 34155), (7590, 34074), (8910, 29026), (9108, 28395), (9315, 27764), (9465, 27324), (11358, 22770), (11385, 22716), (12420, 20823), (12620, 20493), (13662, 18930), (13882, 18630), (14513, 17820), (15180, 17037)]