73396960

素因数分解:

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

素因数の和:177

約数の個数: 144

約数和(自身を含む): 216463968

約数和(自身を除く): 143067008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 160, 182, 208, 224, 260, 280, 284, 355, 364, 416, 455, 497, 520, 560, 568, 710, 728, 910, 923, 994, 1040, 1120, 1136, 1420, 1456, 1820, 1846, 1988, 2080, 2272, 2485, 2840, 2912, 3640, 3692, 3976, 4615, 4970, 5041, 5680, 6461, 7280, 7384, 7952, 9230, 9940, 10082, 11360, 12922, 14560, 14768, 15904, 18460, 19880, 20164, 25205, 25844, 29536, 32305, 35287, 36920, 39760, 40328, 50410, 51688, 64610, 65533, 70574, 73840, 79520, 80656, 100820, 103376, 129220, 131066, 141148, 147680, 161312, 176435, 201640, 206752, 258440, 262132, 282296, 327665, 352870, 403280, 458731, 516880, 524264, 564592, 655330, 705740, 806560, 917462, 1033760, 1048528, 1129184, 1310660, 1411480, 1834924, 2097056, 2293655, 2621320, 2822960, 3669848, 4587310, 5242640, 5645920, 7339696, 9174620, 10485280, 14679392, 18349240, 36698480, 73396960]

約数ペア:

[(1, 73396960), (2, 36698480), (4, 18349240), (5, 14679392), (7, 10485280), (8, 9174620), (10, 7339696), (13, 5645920), (14, 5242640), (16, 4587310), (20, 3669848), (26, 2822960), (28, 2621320), (32, 2293655), (35, 2097056), (40, 1834924), (52, 1411480), (56, 1310660), (65, 1129184), (70, 1048528), (71, 1033760), (80, 917462), (91, 806560), (104, 705740), (112, 655330), (130, 564592), (140, 524264), (142, 516880), (160, 458731), (182, 403280), (208, 352870), (224, 327665), (260, 282296), (280, 262132), (284, 258440), (355, 206752), (364, 201640), (416, 176435), (455, 161312), (497, 147680), (520, 141148), (560, 131066), (568, 129220), (710, 103376), (728, 100820), (910, 80656), (923, 79520), (994, 73840), (1040, 70574), (1120, 65533), (1136, 64610), (1420, 51688), (1456, 50410), (1820, 40328), (1846, 39760), (1988, 36920), (2080, 35287), (2272, 32305), (2485, 29536), (2840, 25844), (2912, 25205), (3640, 20164), (3692, 19880), (3976, 18460), (4615, 15904), (4970, 14768), (5041, 14560), (5680, 12922), (6461, 11360), (7280, 10082), (7384, 9940), (7952, 9230)]