30495920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 89994240

約数和(自身を除く): 59498320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 71, 80, 91, 104, 112, 118, 130, 140, 142, 182, 208, 236, 260, 280, 284, 295, 355, 364, 413, 455, 472, 497, 520, 560, 568, 590, 710, 728, 767, 826, 910, 923, 944, 994, 1040, 1136, 1180, 1420, 1456, 1534, 1652, 1820, 1846, 1988, 2065, 2360, 2485, 2840, 3068, 3304, 3640, 3692, 3835, 3976, 4130, 4189, 4615, 4720, 4970, 5369, 5680, 6136, 6461, 6608, 7280, 7384, 7670, 7952, 8260, 8378, 9230, 9940, 10738, 12272, 12922, 14768, 15340, 16520, 16756, 18460, 19880, 20945, 21476, 25844, 26845, 29323, 30680, 32305, 33040, 33512, 36920, 39760, 41890, 42952, 51688, 53690, 54457, 58646, 61360, 64610, 67024, 73840, 83780, 85904, 103376, 107380, 108914, 117292, 129220, 146615, 167560, 214760, 217828, 234584, 258440, 272285, 293230, 335120, 381199, 429520, 435656, 469168, 516880, 544570, 586460, 762398, 871312, 1089140, 1172920, 1524796, 1905995, 2178280, 2345840, 3049592, 3811990, 4356560, 6099184, 7623980, 15247960, 30495920]

約数ペア:

[(1, 30495920), (2, 15247960), (4, 7623980), (5, 6099184), (7, 4356560), (8, 3811990), (10, 3049592), (13, 2345840), (14, 2178280), (16, 1905995), (20, 1524796), (26, 1172920), (28, 1089140), (35, 871312), (40, 762398), (52, 586460), (56, 544570), (59, 516880), (65, 469168), (70, 435656), (71, 429520), (80, 381199), (91, 335120), (104, 293230), (112, 272285), (118, 258440), (130, 234584), (140, 217828), (142, 214760), (182, 167560), (208, 146615), (236, 129220), (260, 117292), (280, 108914), (284, 107380), (295, 103376), (355, 85904), (364, 83780), (413, 73840), (455, 67024), (472, 64610), (497, 61360), (520, 58646), (560, 54457), (568, 53690), (590, 51688), (710, 42952), (728, 41890), (767, 39760), (826, 36920), (910, 33512), (923, 33040), (944, 32305), (994, 30680), (1040, 29323), (1136, 26845), (1180, 25844), (1420, 21476), (1456, 20945), (1534, 19880), (1652, 18460), (1820, 16756), (1846, 16520), (1988, 15340), (2065, 14768), (2360, 12922), (2485, 12272), (2840, 10738), (3068, 9940), (3304, 9230), (3640, 8378), (3692, 8260), (3835, 7952), (3976, 7670), (4130, 7384), (4189, 7280), (4615, 6608), (4720, 6461), (4970, 6136), (5369, 5680)]