891929988720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39961021}}^1$

素因数の和:39961071

約数の個数: 120

約数和(自身を含む): 3092024038272

約数和(自身を除く): 2200094049552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 39961021, 79922042, 119883063, 159844084, 199805105, 239766126, 319688168, 359649189, 399610210, 479532252, 599415315, 639376336, 719298378, 799220420, 959064504, 1198830630, 1238791651, 1438596756, 1598440840, 1798245945, 1918129008, 2397661260, 2477583302, 2877193512, 3196881680, 3596491890, 3716374953, 4795322520, 4955166604, 5754387024, 6193958255, 7192983780, 7432749906, 9590645040, 9910333208, 11149124859, 12387916510, 14385967560, 14865499812, 18581874765, 19820666416, 22298249718, 24775833020, 28771935120, 29730999624, 37163749530, 44596499436, 49551666040, 55745624295, 59461999248, 74327499060, 89192998872, 99103332080, 111491248590, 148654998120, 178385997744, 222982497180, 297309996240, 445964994360, 891929988720]

約数ペア:

[(1, 891929988720), (2, 445964994360), (3, 297309996240), (4, 222982497180), (5, 178385997744), (6, 148654998120), (8, 111491248590), (9, 99103332080), (10, 89192998872), (12, 74327499060), (15, 59461999248), (16, 55745624295), (18, 49551666040), (20, 44596499436), (24, 37163749530), (30, 29730999624), (31, 28771935120), (36, 24775833020), (40, 22298249718), (45, 19820666416), (48, 18581874765), (60, 14865499812), (62, 14385967560), (72, 12387916510), (80, 11149124859), (90, 9910333208), (93, 9590645040), (120, 7432749906), (124, 7192983780), (144, 6193958255), (155, 5754387024), (180, 4955166604), (186, 4795322520), (240, 3716374953), (248, 3596491890), (279, 3196881680), (310, 2877193512), (360, 2477583302), (372, 2397661260), (465, 1918129008), (496, 1798245945), (558, 1598440840), (620, 1438596756), (720, 1238791651), (744, 1198830630), (930, 959064504), (1116, 799220420), (1240, 719298378), (1395, 639376336), (1488, 599415315), (1860, 479532252), (2232, 399610210), (2480, 359649189), (2790, 319688168), (3720, 239766126), (4464, 199805105), (5580, 159844084), (7440, 119883063), (11160, 79922042), (22320, 39961021)]