20110665120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{460409}}^1$

素因数の和:460447

約数の個数: 192

約数和(自身を含む): 77967671040

約数和(自身を除く): 57857005920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 21840, 43680, 460409, 920818, 1381227, 1841636, 2302045, 2762454, 3222863, 3683272, 4604090, 5524908, 5985317, 6445726, 6906135, 7366544, 9208180, 9668589, 11049816, 11970634, 12891452, 13812270, 14733088, 16114315, 17955951, 18416360, 19337178, 22099632, 23941268, 25782904, 27624540, 29926585, 32228630, 35911902, 36832720, 38674356, 41897219, 44199264, 47882536, 48342945, 51565808, 55249080, 59853170, 64457260, 71823804, 73665440, 77348712, 83794438, 89779755, 95765072, 96685890, 103131616, 110498160, 119706340, 125691657, 128914520, 143647608, 154697424, 167588876, 179559510, 191530144, 193371780, 209486095, 220996320, 239412680, 251383314, 257829040, 287295216, 309394848, 335177752, 359119020, 386743560, 418972190, 478825360, 502766628, 515658080, 574590432, 628458285, 670355504, 718238040, 773487120, 837944380, 957650720, 1005533256, 1256916570, 1340711008, 1436476080, 1546974240, 1675888760, 2011066512, 2513833140, 2872952160, 3351777520, 4022133024, 5027666280, 6703555040, 10055332560, 20110665120]

約数ペア:

[(1, 20110665120), (2, 10055332560), (3, 6703555040), (4, 5027666280), (5, 4022133024), (6, 3351777520), (7, 2872952160), (8, 2513833140), (10, 2011066512), (12, 1675888760), (13, 1546974240), (14, 1436476080), (15, 1340711008), (16, 1256916570), (20, 1005533256), (21, 957650720), (24, 837944380), (26, 773487120), (28, 718238040), (30, 670355504), (32, 628458285), (35, 574590432), (39, 515658080), (40, 502766628), (42, 478825360), (48, 418972190), (52, 386743560), (56, 359119020), (60, 335177752), (65, 309394848), (70, 287295216), (78, 257829040), (80, 251383314), (84, 239412680), (91, 220996320), (96, 209486095), (104, 193371780), (105, 191530144), (112, 179559510), (120, 167588876), (130, 154697424), (140, 143647608), (156, 128914520), (160, 125691657), (168, 119706340), (182, 110498160), (195, 103131616), (208, 96685890), (210, 95765072), (224, 89779755), (240, 83794438), (260, 77348712), (273, 73665440), (280, 71823804), (312, 64457260), (336, 59853170), (364, 55249080), (390, 51565808), (416, 48342945), (420, 47882536), (455, 44199264), (480, 41897219), (520, 38674356), (546, 36832720), (560, 35911902), (624, 32228630), (672, 29926585), (728, 27624540), (780, 25782904), (840, 23941268), (910, 22099632), (1040, 19337178), (1092, 18416360), (1120, 17955951), (1248, 16114315), (1365, 14733088), (1456, 13812270), (1560, 12891452), (1680, 11970634), (1820, 11049816), (2080, 9668589), (2184, 9208180), (2730, 7366544), (2912, 6906135), (3120, 6445726), (3360, 5985317), (3640, 5524908), (4368, 4604090), (5460, 3683272), (6240, 3222863), (7280, 2762454), (8736, 2302045), (10920, 1841636), (14560, 1381227), (21840, 920818), (43680, 460409)]