1318952880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{261697}}^1$

素因数の和:261723

約数の個数: 120

約数和(自身を含む): 5062286112

約数和(自身を除く): 3743333232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 261697, 523394, 785091, 1046788, 1308485, 1570182, 1831879, 2093576, 2355273, 2616970, 3140364, 3663758, 3925455, 4187152, 4710546, 5233940, 5495637, 6280728, 7327516, 7850910, 9159395, 9421092, 10467880, 10991274, 11776365, 12561456, 14655032, 15701820, 16486911, 18318790, 18842184, 20935760, 21982548, 23552730, 27478185, 29310064, 31403640, 32973822, 36637580, 37684368, 43965096, 47105460, 54956370, 62807280, 65947644, 73275160, 82434555, 87930192, 94210920, 109912740, 131895288, 146550320, 164869110, 188421840, 219825480, 263790576, 329738220, 439650960, 659476440, 1318952880]

約数ペア:

[(1, 1318952880), (2, 659476440), (3, 439650960), (4, 329738220), (5, 263790576), (6, 219825480), (7, 188421840), (8, 164869110), (9, 146550320), (10, 131895288), (12, 109912740), (14, 94210920), (15, 87930192), (16, 82434555), (18, 73275160), (20, 65947644), (21, 62807280), (24, 54956370), (28, 47105460), (30, 43965096), (35, 37684368), (36, 36637580), (40, 32973822), (42, 31403640), (45, 29310064), (48, 27478185), (56, 23552730), (60, 21982548), (63, 20935760), (70, 18842184), (72, 18318790), (80, 16486911), (84, 15701820), (90, 14655032), (105, 12561456), (112, 11776365), (120, 10991274), (126, 10467880), (140, 9421092), (144, 9159395), (168, 7850910), (180, 7327516), (210, 6280728), (240, 5495637), (252, 5233940), (280, 4710546), (315, 4187152), (336, 3925455), (360, 3663758), (420, 3140364), (504, 2616970), (560, 2355273), (630, 2093576), (720, 1831879), (840, 1570182), (1008, 1308485), (1260, 1046788), (1680, 785091), (2520, 523394), (5040, 261697)]