1720597680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21529}}^1$

素因数の和:21588

約数の個数: 160

約数和(自身を含む): 6086961600

約数和(自身を除く): 4366363920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3996, 4440, 4995, 5328, 6660, 7992, 8880, 9990, 13320, 15984, 19980, 21529, 26640, 39960, 43058, 64587, 79920, 86116, 107645, 129174, 172232, 193761, 215290, 258348, 322935, 344464, 387522, 430580, 516696, 581283, 645870, 775044, 796573, 861160, 968805, 1033392, 1162566, 1291740, 1550088, 1593146, 1722320, 1937610, 2325132, 2389719, 2583480, 2906415, 3100176, 3186292, 3875220, 3982865, 4650264, 4779438, 5166960, 5812830, 6372584, 7169157, 7750440, 7965730, 9300528, 9558876, 11625660, 11948595, 12745168, 14338314, 15500880, 15931460, 19117752, 21507471, 23251320, 23897190, 28676628, 31862920, 35845785, 38235504, 43014942, 46502640, 47794380, 57353256, 63725840, 71691570, 86029884, 95588760, 107537355, 114706512, 143383140, 172059768, 191177520, 215074710, 286766280, 344119536, 430149420, 573532560, 860298840, 1720597680]

約数ペア:

[(1, 1720597680), (2, 860298840), (3, 573532560), (4, 430149420), (5, 344119536), (6, 286766280), (8, 215074710), (9, 191177520), (10, 172059768), (12, 143383140), (15, 114706512), (16, 107537355), (18, 95588760), (20, 86029884), (24, 71691570), (27, 63725840), (30, 57353256), (36, 47794380), (37, 46502640), (40, 43014942), (45, 38235504), (48, 35845785), (54, 31862920), (60, 28676628), (72, 23897190), (74, 23251320), (80, 21507471), (90, 19117752), (108, 15931460), (111, 15500880), (120, 14338314), (135, 12745168), (144, 11948595), (148, 11625660), (180, 9558876), (185, 9300528), (216, 7965730), (222, 7750440), (240, 7169157), (270, 6372584), (296, 5812830), (333, 5166960), (360, 4779438), (370, 4650264), (432, 3982865), (444, 3875220), (540, 3186292), (555, 3100176), (592, 2906415), (666, 2583480), (720, 2389719), (740, 2325132), (888, 1937610), (999, 1722320), (1080, 1593146), (1110, 1550088), (1332, 1291740), (1480, 1162566), (1665, 1033392), (1776, 968805), (1998, 861160), (2160, 796573), (2220, 775044), (2664, 645870), (2960, 581283), (3330, 516696), (3996, 430580), (4440, 387522), (4995, 344464), (5328, 322935), (6660, 258348), (7992, 215290), (8880, 193761), (9990, 172232), (13320, 129174), (15984, 107645), (19980, 86116), (21529, 79920), (26640, 64587), (39960, 43058)]