155557920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:783

約数の個数: 192

約数和(自身を含む): 569189376

約数和(自身を除く): 413631456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 96, 105, 112, 120, 134, 140, 160, 168, 201, 210, 224, 240, 268, 280, 335, 336, 402, 420, 469, 480, 536, 560, 670, 672, 691, 804, 840, 938, 1005, 1072, 1120, 1340, 1382, 1407, 1608, 1680, 1876, 2010, 2073, 2144, 2345, 2680, 2764, 2814, 3216, 3360, 3455, 3752, 4020, 4146, 4690, 4837, 5360, 5528, 5628, 6432, 6910, 7035, 7504, 8040, 8292, 9380, 9674, 10365, 10720, 11056, 11256, 13820, 14070, 14511, 15008, 16080, 16584, 18760, 19348, 20730, 22112, 22512, 24185, 27640, 28140, 29022, 32160, 33168, 37520, 38696, 41460, 45024, 46297, 48370, 55280, 56280, 58044, 66336, 72555, 75040, 77392, 82920, 92594, 96740, 110560, 112560, 116088, 138891, 145110, 154784, 165840, 185188, 193480, 225120, 231485, 232176, 277782, 290220, 324079, 331680, 370376, 386960, 462970, 464352, 555564, 580440, 648158, 694455, 740752, 773920, 925940, 972237, 1111128, 1160880, 1296316, 1388910, 1481504, 1620395, 1851880, 1944474, 2222256, 2321760, 2592632, 2777820, 3240790, 3703760, 3888948, 4444512, 4861185, 5185264, 5555640, 6481580, 7407520, 7777896, 9722370, 10370528, 11111280, 12963160, 15555792, 19444740, 22222560, 25926320, 31111584, 38889480, 51852640, 77778960, 155557920]

約数ペア:

[(1, 155557920), (2, 77778960), (3, 51852640), (4, 38889480), (5, 31111584), (6, 25926320), (7, 22222560), (8, 19444740), (10, 15555792), (12, 12963160), (14, 11111280), (15, 10370528), (16, 9722370), (20, 7777896), (21, 7407520), (24, 6481580), (28, 5555640), (30, 5185264), (32, 4861185), (35, 4444512), (40, 3888948), (42, 3703760), (48, 3240790), (56, 2777820), (60, 2592632), (67, 2321760), (70, 2222256), (80, 1944474), (84, 1851880), (96, 1620395), (105, 1481504), (112, 1388910), (120, 1296316), (134, 1160880), (140, 1111128), (160, 972237), (168, 925940), (201, 773920), (210, 740752), (224, 694455), (240, 648158), (268, 580440), (280, 555564), (335, 464352), (336, 462970), (402, 386960), (420, 370376), (469, 331680), (480, 324079), (536, 290220), (560, 277782), (670, 232176), (672, 231485), (691, 225120), (804, 193480), (840, 185188), (938, 165840), (1005, 154784), (1072, 145110), (1120, 138891), (1340, 116088), (1382, 112560), (1407, 110560), (1608, 96740), (1680, 92594), (1876, 82920), (2010, 77392), (2073, 75040), (2144, 72555), (2345, 66336), (2680, 58044), (2764, 56280), (2814, 55280), (3216, 48370), (3360, 46297), (3455, 45024), (3752, 41460), (4020, 38696), (4146, 37520), (4690, 33168), (4837, 32160), (5360, 29022), (5528, 28140), (5628, 27640), (6432, 24185), (6910, 22512), (7035, 22112), (7504, 20730), (8040, 19348), (8292, 18760), (9380, 16584), (9674, 16080), (10365, 15008), (10720, 14511), (11056, 14070), (11256, 13820)]