25681320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 101376000

約数和(自身を除く): 75694680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 54, 56, 60, 63, 70, 72, 79, 84, 86, 90, 105, 108, 120, 126, 129, 135, 140, 158, 168, 172, 180, 189, 210, 215, 216, 237, 252, 258, 270, 280, 301, 315, 316, 344, 360, 378, 387, 395, 420, 430, 474, 504, 516, 540, 553, 602, 630, 632, 645, 711, 756, 774, 790, 840, 860, 903, 945, 948, 1032, 1080, 1106, 1161, 1185, 1204, 1260, 1290, 1422, 1505, 1512, 1548, 1580, 1659, 1720, 1806, 1890, 1896, 1935, 2133, 2212, 2322, 2370, 2408, 2520, 2580, 2709, 2765, 2844, 3010, 3096, 3160, 3318, 3397, 3555, 3612, 3780, 3870, 4266, 4424, 4515, 4644, 4740, 4977, 5160, 5418, 5530, 5688, 5805, 6020, 6636, 6794, 7110, 7224, 7560, 7740, 8127, 8295, 8532, 9030, 9288, 9480, 9954, 10191, 10665, 10836, 11060, 11610, 12040, 13272, 13545, 13588, 14220, 14931, 15480, 16254, 16590, 16985, 17064, 18060, 19908, 20382, 21330, 21672, 22120, 23220, 23779, 24885, 27090, 27176, 28440, 29862, 30573, 32508, 33180, 33970, 36120, 39816, 40635, 40764, 42660, 46440, 47558, 49770, 50955, 54180, 59724, 61146, 65016, 66360, 67940, 71337, 74655, 81270, 81528, 85320, 91719, 95116, 99540, 101910, 108360, 118895, 119448, 122292, 135880, 142674, 149310, 152865, 162540, 183438, 190232, 199080, 203820, 214011, 237790, 244584, 285348, 298620, 305730, 325080, 356685, 366876, 407640, 428022, 458595, 475580, 570696, 597240, 611460, 642033, 713370, 733752, 856044, 917190, 951160, 1070055, 1222920, 1284066, 1426740, 1712088, 1834380, 2140110, 2568132, 2853480, 3210165, 3668760, 4280220, 5136264, 6420330, 8560440, 12840660, 25681320]

約数ペア:

[(1, 25681320), (2, 12840660), (3, 8560440), (4, 6420330), (5, 5136264), (6, 4280220), (7, 3668760), (8, 3210165), (9, 2853480), (10, 2568132), (12, 2140110), (14, 1834380), (15, 1712088), (18, 1426740), (20, 1284066), (21, 1222920), (24, 1070055), (27, 951160), (28, 917190), (30, 856044), (35, 733752), (36, 713370), (40, 642033), (42, 611460), (43, 597240), (45, 570696), (54, 475580), (56, 458595), (60, 428022), (63, 407640), (70, 366876), (72, 356685), (79, 325080), (84, 305730), (86, 298620), (90, 285348), (105, 244584), (108, 237790), (120, 214011), (126, 203820), (129, 199080), (135, 190232), (140, 183438), (158, 162540), (168, 152865), (172, 149310), (180, 142674), (189, 135880), (210, 122292), (215, 119448), (216, 118895), (237, 108360), (252, 101910), (258, 99540), (270, 95116), (280, 91719), (301, 85320), (315, 81528), (316, 81270), (344, 74655), (360, 71337), (378, 67940), (387, 66360), (395, 65016), (420, 61146), (430, 59724), (474, 54180), (504, 50955), (516, 49770), (540, 47558), (553, 46440), (602, 42660), (630, 40764), (632, 40635), (645, 39816), (711, 36120), (756, 33970), (774, 33180), (790, 32508), (840, 30573), (860, 29862), (903, 28440), (945, 27176), (948, 27090), (1032, 24885), (1080, 23779), (1106, 23220), (1161, 22120), (1185, 21672), (1204, 21330), (1260, 20382), (1290, 19908), (1422, 18060), (1505, 17064), (1512, 16985), (1548, 16590), (1580, 16254), (1659, 15480), (1720, 14931), (1806, 14220), (1890, 13588), (1896, 13545), (1935, 13272), (2133, 12040), (2212, 11610), (2322, 11060), (2370, 10836), (2408, 10665), (2520, 10191), (2580, 9954), (2709, 9480), (2765, 9288), (2844, 9030), (3010, 8532), (3096, 8295), (3160, 8127), (3318, 7740), (3397, 7560), (3555, 7224), (3612, 7110), (3780, 6794), (3870, 6636), (4266, 6020), (4424, 5805), (4515, 5688), (4644, 5530), (4740, 5418), (4977, 5160)]