7211219160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1301

約数の個数: 128

約数和(自身を含む): 21815812800

約数和(自身を除く): 14604593640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 397, 458, 661, 687, 794, 916, 1145, 1191, 1322, 1374, 1588, 1832, 1983, 1985, 2290, 2382, 2644, 2748, 3176, 3305, 3435, 3966, 3970, 4580, 4764, 5288, 5496, 5955, 6610, 6870, 7932, 7940, 9160, 9528, 9915, 11910, 13220, 13740, 15864, 15880, 19830, 23820, 26440, 27480, 39660, 47640, 79320, 90913, 151369, 181826, 262417, 272739, 302738, 363652, 454107, 454565, 524834, 545478, 605476, 727304, 756845, 787251, 908214, 909130, 1049668, 1090956, 1210952, 1312085, 1363695, 1513690, 1574502, 1816428, 1818260, 2099336, 2181912, 2270535, 2624170, 2727390, 3027380, 3149004, 3632856, 3636520, 3936255, 4541070, 5248340, 5454780, 6054760, 6298008, 7872510, 9082140, 10496680, 10909560, 15745020, 18164280, 31490040, 60093493, 120186986, 180280479, 240373972, 300467465, 360560958, 480747944, 600934930, 721121916, 901402395, 1201869860, 1442243832, 1802804790, 2403739720, 3605609580, 7211219160]

約数ペア:

[(1, 7211219160), (2, 3605609580), (3, 2403739720), (4, 1802804790), (5, 1442243832), (6, 1201869860), (8, 901402395), (10, 721121916), (12, 600934930), (15, 480747944), (20, 360560958), (24, 300467465), (30, 240373972), (40, 180280479), (60, 120186986), (120, 60093493), (229, 31490040), (397, 18164280), (458, 15745020), (661, 10909560), (687, 10496680), (794, 9082140), (916, 7872510), (1145, 6298008), (1191, 6054760), (1322, 5454780), (1374, 5248340), (1588, 4541070), (1832, 3936255), (1983, 3636520), (1985, 3632856), (2290, 3149004), (2382, 3027380), (2644, 2727390), (2748, 2624170), (3176, 2270535), (3305, 2181912), (3435, 2099336), (3966, 1818260), (3970, 1816428), (4580, 1574502), (4764, 1513690), (5288, 1363695), (5496, 1312085), (5955, 1210952), (6610, 1090956), (6870, 1049668), (7932, 909130), (7940, 908214), (9160, 787251), (9528, 756845), (9915, 727304), (11910, 605476), (13220, 545478), (13740, 524834), (15864, 454565), (15880, 454107), (19830, 363652), (23820, 302738), (26440, 272739), (27480, 262417), (39660, 181826), (47640, 151369), (79320, 90913)]