1811281680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193513}}^1$

素因数の和:193545

約数の個数: 120

約数和(自身を含む): 6550835928

約数和(自身を除く): 4739554248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 193513, 387026, 580539, 774052, 967565, 1161078, 1548104, 1741617, 1935130, 2322156, 2515669, 2902695, 3096208, 3483234, 3870260, 4644312, 5031338, 5805390, 6966468, 7547007, 7740520, 8708085, 9288624, 10062676, 11610780, 12578345, 13932936, 15094014, 15481040, 17416170, 20125352, 22641021, 23221560, 25156690, 27865872, 30188028, 34832340, 37735035, 40250704, 45282042, 46443120, 50313380, 60376056, 69664680, 75470070, 90564084, 100626760, 113205105, 120752112, 139329360, 150940140, 181128168, 201253520, 226410210, 301880280, 362256336, 452820420, 603760560, 905640840, 1811281680]

約数ペア:

[(1, 1811281680), (2, 905640840), (3, 603760560), (4, 452820420), (5, 362256336), (6, 301880280), (8, 226410210), (9, 201253520), (10, 181128168), (12, 150940140), (13, 139329360), (15, 120752112), (16, 113205105), (18, 100626760), (20, 90564084), (24, 75470070), (26, 69664680), (30, 60376056), (36, 50313380), (39, 46443120), (40, 45282042), (45, 40250704), (48, 37735035), (52, 34832340), (60, 30188028), (65, 27865872), (72, 25156690), (78, 23221560), (80, 22641021), (90, 20125352), (104, 17416170), (117, 15481040), (120, 15094014), (130, 13932936), (144, 12578345), (156, 11610780), (180, 10062676), (195, 9288624), (208, 8708085), (234, 7740520), (240, 7547007), (260, 6966468), (312, 5805390), (360, 5031338), (390, 4644312), (468, 3870260), (520, 3483234), (585, 3096208), (624, 2902695), (720, 2515669), (780, 2322156), (936, 1935130), (1040, 1741617), (1170, 1548104), (1560, 1161078), (1872, 967565), (2340, 774052), (3120, 580539), (4680, 387026), (9360, 193513)]