291225880080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{440131}}^1$

素因数の和:441069

約数の個数: 120

約数和(自身を含む): 979100041920

約数和(自身を除く): 687874161840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 919, 1838, 2757, 3676, 4595, 5514, 7352, 8271, 9190, 11028, 13785, 14704, 16542, 18380, 22056, 27570, 33084, 36760, 41355, 44112, 55140, 66168, 73520, 82710, 110280, 132336, 165420, 220560, 330840, 440131, 661680, 880262, 1320393, 1760524, 2200655, 2640786, 3521048, 3961179, 4401310, 5281572, 6601965, 7042096, 7922358, 8802620, 10563144, 13203930, 15844716, 17605240, 19805895, 21126288, 26407860, 31689432, 35210480, 39611790, 52815720, 63378864, 79223580, 105631440, 158447160, 316894320, 404480389, 808960778, 1213441167, 1617921556, 2022401945, 2426882334, 3235843112, 3640323501, 4044803890, 4853764668, 6067205835, 6471686224, 7280647002, 8089607780, 9707529336, 12134411670, 14561294004, 16179215560, 18201617505, 19415058672, 24268823340, 29122588008, 32358431120, 36403235010, 48537646680, 58245176016, 72806470020, 97075293360, 145612940040, 291225880080]

約数ペア:

[(1, 291225880080), (2, 145612940040), (3, 97075293360), (4, 72806470020), (5, 58245176016), (6, 48537646680), (8, 36403235010), (9, 32358431120), (10, 29122588008), (12, 24268823340), (15, 19415058672), (16, 18201617505), (18, 16179215560), (20, 14561294004), (24, 12134411670), (30, 9707529336), (36, 8089607780), (40, 7280647002), (45, 6471686224), (48, 6067205835), (60, 4853764668), (72, 4044803890), (80, 3640323501), (90, 3235843112), (120, 2426882334), (144, 2022401945), (180, 1617921556), (240, 1213441167), (360, 808960778), (720, 404480389), (919, 316894320), (1838, 158447160), (2757, 105631440), (3676, 79223580), (4595, 63378864), (5514, 52815720), (7352, 39611790), (8271, 35210480), (9190, 31689432), (11028, 26407860), (13785, 21126288), (14704, 19805895), (16542, 17605240), (18380, 15844716), (22056, 13203930), (27570, 10563144), (33084, 8802620), (36760, 7922358), (41355, 7042096), (44112, 6601965), (55140, 5281572), (66168, 4401310), (73520, 3961179), (82710, 3521048), (110280, 2640786), (132336, 2200655), (165420, 1760524), (220560, 1320393), (330840, 880262), (440131, 661680)]