20756193120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1108771}}^1$

素因数の和:1108805

約数の個数: 144

約数和(自身を含む): 76279078512

約数和(自身を除く): 55522885392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1108771, 2217542, 3326313, 4435084, 5543855, 6652626, 8870168, 9978939, 11087710, 13305252, 14414023, 16631565, 17740336, 19957878, 22175420, 26610504, 28828046, 33263130, 35480672, 39915756, 43242069, 44350840, 49894695, 53221008, 57656092, 66526260, 72070115, 79831512, 86484138, 88701680, 99789390, 106442016, 115312184, 129726207, 133052520, 144140230, 159663024, 172968276, 177403360, 199578780, 216210345, 230624368, 259452414, 266105040, 288280460, 319326048, 345936552, 399157560, 432420690, 461248736, 518904828, 532210080, 576560920, 648631035, 691873104, 798315120, 864841380, 1037809656, 1153121840, 1297262070, 1383746208, 1596630240, 1729682760, 2075619312, 2306243680, 2594524140, 3459365520, 4151238624, 5189048280, 6918731040, 10378096560, 20756193120]

約数ペア:

[(1, 20756193120), (2, 10378096560), (3, 6918731040), (4, 5189048280), (5, 4151238624), (6, 3459365520), (8, 2594524140), (9, 2306243680), (10, 2075619312), (12, 1729682760), (13, 1596630240), (15, 1383746208), (16, 1297262070), (18, 1153121840), (20, 1037809656), (24, 864841380), (26, 798315120), (30, 691873104), (32, 648631035), (36, 576560920), (39, 532210080), (40, 518904828), (45, 461248736), (48, 432420690), (52, 399157560), (60, 345936552), (65, 319326048), (72, 288280460), (78, 266105040), (80, 259452414), (90, 230624368), (96, 216210345), (104, 199578780), (117, 177403360), (120, 172968276), (130, 159663024), (144, 144140230), (156, 133052520), (160, 129726207), (180, 115312184), (195, 106442016), (208, 99789390), (234, 88701680), (240, 86484138), (260, 79831512), (288, 72070115), (312, 66526260), (360, 57656092), (390, 53221008), (416, 49894695), (468, 44350840), (480, 43242069), (520, 39915756), (585, 35480672), (624, 33263130), (720, 28828046), (780, 26610504), (936, 22175420), (1040, 19957878), (1170, 17740336), (1248, 16631565), (1440, 14414023), (1560, 13305252), (1872, 11087710), (2080, 9978939), (2340, 8870168), (3120, 6652626), (3744, 5543855), (4680, 4435084), (6240, 3326313), (9360, 2217542), (18720, 1108771)]