20210793480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{13219}}^1$

素因数の和:13404

約数の個数: 192

約数和(自身を含む): 68304038400

約数和(自身を除く): 48093244920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 137, 155, 180, 186, 248, 274, 279, 310, 360, 372, 411, 465, 548, 558, 620, 685, 744, 822, 930, 1096, 1116, 1233, 1240, 1370, 1395, 1644, 1860, 2055, 2232, 2466, 2740, 2790, 3288, 3720, 4110, 4247, 4932, 5480, 5580, 6165, 8220, 8494, 9864, 11160, 12330, 12741, 13219, 16440, 16988, 21235, 24660, 25482, 26438, 33976, 38223, 39657, 42470, 49320, 50964, 52876, 63705, 66095, 76446, 79314, 84940, 101928, 105752, 118971, 127410, 132190, 152892, 158628, 169880, 191115, 198285, 237942, 254820, 264380, 305784, 317256, 382230, 396570, 409789, 475884, 509640, 528760, 594855, 764460, 793140, 819578, 951768, 1189710, 1229367, 1528920, 1586280, 1639156, 1811003, 2048945, 2379420, 2458734, 3278312, 3622006, 3688101, 4097890, 4758840, 4917468, 5433009, 6146835, 7244012, 7376202, 8195780, 9055015, 9834936, 10866018, 12293670, 14488024, 14752404, 16299027, 16391560, 18110030, 18440505, 21732036, 24587340, 27165045, 29504808, 32598054, 36220060, 36881010, 43464072, 49174680, 54330090, 56141093, 65196108, 72440120, 73762020, 81495135, 108660180, 112282186, 130392216, 147524040, 162990270, 168423279, 217320360, 224564372, 280705465, 325980540, 336846558, 449128744, 505269837, 561410930, 651961080, 673693116, 842116395, 1010539674, 1122821860, 1347386232, 1684232790, 2021079348, 2245643720, 2526349185, 3368465580, 4042158696, 5052698370, 6736931160, 10105396740, 20210793480]

約数ペア:

[(1, 20210793480), (2, 10105396740), (3, 6736931160), (4, 5052698370), (5, 4042158696), (6, 3368465580), (8, 2526349185), (9, 2245643720), (10, 2021079348), (12, 1684232790), (15, 1347386232), (18, 1122821860), (20, 1010539674), (24, 842116395), (30, 673693116), (31, 651961080), (36, 561410930), (40, 505269837), (45, 449128744), (60, 336846558), (62, 325980540), (72, 280705465), (90, 224564372), (93, 217320360), (120, 168423279), (124, 162990270), (137, 147524040), (155, 130392216), (180, 112282186), (186, 108660180), (248, 81495135), (274, 73762020), (279, 72440120), (310, 65196108), (360, 56141093), (372, 54330090), (411, 49174680), (465, 43464072), (548, 36881010), (558, 36220060), (620, 32598054), (685, 29504808), (744, 27165045), (822, 24587340), (930, 21732036), (1096, 18440505), (1116, 18110030), (1233, 16391560), (1240, 16299027), (1370, 14752404), (1395, 14488024), (1644, 12293670), (1860, 10866018), (2055, 9834936), (2232, 9055015), (2466, 8195780), (2740, 7376202), (2790, 7244012), (3288, 6146835), (3720, 5433009), (4110, 4917468), (4247, 4758840), (4932, 4097890), (5480, 3688101), (5580, 3622006), (6165, 3278312), (8220, 2458734), (8494, 2379420), (9864, 2048945), (11160, 1811003), (12330, 1639156), (12741, 1586280), (13219, 1528920), (16440, 1229367), (16988, 1189710), (21235, 951768), (24660, 819578), (25482, 793140), (26438, 764460), (33976, 594855), (38223, 528760), (39657, 509640), (42470, 475884), (49320, 409789), (50964, 396570), (52876, 382230), (63705, 317256), (66095, 305784), (76446, 264380), (79314, 254820), (84940, 237942), (101928, 198285), (105752, 191115), (118971, 169880), (127410, 158628), (132190, 152892)]