81524287320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3130733}}^1$

素因数の和:3130785

約数の個数: 128

約数和(自身を含む): 288528445440

約数和(自身を除く): 207004158120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 3130733, 6261466, 9392199, 12522932, 15653665, 18784398, 21915131, 25045864, 31307330, 37568796, 43830262, 46960995, 62614660, 65745393, 75137592, 87660524, 93921990, 97052723, 109575655, 125229320, 131490786, 175321048, 187843980, 194105446, 219151310, 262981572, 291158169, 328726965, 375687960, 388210892, 438302620, 485263615, 525963144, 582316338, 657453930, 679369061, 776421784, 876605240, 970527230, 1164632676, 1314907860, 1358738122, 1455790845, 1941054460, 2038107183, 2329265352, 2629815720, 2717476244, 2911581690, 3396845305, 3882108920, 4076214366, 5434952488, 5823163380, 6793690610, 8152428732, 10190535915, 11646326760, 13587381220, 16304857464, 20381071830, 27174762440, 40762143660, 81524287320]

約数ペア:

[(1, 81524287320), (2, 40762143660), (3, 27174762440), (4, 20381071830), (5, 16304857464), (6, 13587381220), (7, 11646326760), (8, 10190535915), (10, 8152428732), (12, 6793690610), (14, 5823163380), (15, 5434952488), (20, 4076214366), (21, 3882108920), (24, 3396845305), (28, 2911581690), (30, 2717476244), (31, 2629815720), (35, 2329265352), (40, 2038107183), (42, 1941054460), (56, 1455790845), (60, 1358738122), (62, 1314907860), (70, 1164632676), (84, 970527230), (93, 876605240), (105, 776421784), (120, 679369061), (124, 657453930), (140, 582316338), (155, 525963144), (168, 485263615), (186, 438302620), (210, 388210892), (217, 375687960), (248, 328726965), (280, 291158169), (310, 262981572), (372, 219151310), (420, 194105446), (434, 187843980), (465, 175321048), (620, 131490786), (651, 125229320), (744, 109575655), (840, 97052723), (868, 93921990), (930, 87660524), (1085, 75137592), (1240, 65745393), (1302, 62614660), (1736, 46960995), (1860, 43830262), (2170, 37568796), (2604, 31307330), (3255, 25045864), (3720, 21915131), (4340, 18784398), (5208, 15653665), (6510, 12522932), (8680, 9392199), (13020, 6261466), (26040, 3130733)]