813213840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 2588691456

約数和(自身を除く): 1775477616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 103, 120, 134, 201, 206, 240, 268, 309, 335, 402, 412, 491, 515, 536, 618, 670, 804, 824, 982, 1005, 1030, 1072, 1236, 1340, 1473, 1545, 1608, 1648, 1964, 2010, 2060, 2455, 2472, 2680, 2946, 3090, 3216, 3928, 4020, 4120, 4910, 4944, 5360, 5892, 6180, 6901, 7365, 7856, 8040, 8240, 9820, 11784, 12360, 13802, 14730, 16080, 19640, 20703, 23568, 24720, 27604, 29460, 32897, 34505, 39280, 41406, 50573, 55208, 58920, 65794, 69010, 82812, 98691, 101146, 103515, 110416, 117840, 131588, 138020, 151719, 164485, 165624, 197382, 202292, 207030, 252865, 263176, 276040, 303438, 328970, 331248, 394764, 404584, 414060, 493455, 505730, 526352, 552080, 606876, 657940, 758595, 789528, 809168, 828120, 986910, 1011460, 1213752, 1315880, 1517190, 1579056, 1656240, 1973820, 2022920, 2427504, 2631760, 3034380, 3388391, 3947640, 4045840, 6068760, 6776782, 7895280, 10165173, 12137520, 13553564, 16941955, 20330346, 27107128, 33883910, 40660692, 50825865, 54214256, 67767820, 81321384, 101651730, 135535640, 162642768, 203303460, 271071280, 406606920, 813213840]

約数ペア:

[(1, 813213840), (2, 406606920), (3, 271071280), (4, 203303460), (5, 162642768), (6, 135535640), (8, 101651730), (10, 81321384), (12, 67767820), (15, 54214256), (16, 50825865), (20, 40660692), (24, 33883910), (30, 27107128), (40, 20330346), (48, 16941955), (60, 13553564), (67, 12137520), (80, 10165173), (103, 7895280), (120, 6776782), (134, 6068760), (201, 4045840), (206, 3947640), (240, 3388391), (268, 3034380), (309, 2631760), (335, 2427504), (402, 2022920), (412, 1973820), (491, 1656240), (515, 1579056), (536, 1517190), (618, 1315880), (670, 1213752), (804, 1011460), (824, 986910), (982, 828120), (1005, 809168), (1030, 789528), (1072, 758595), (1236, 657940), (1340, 606876), (1473, 552080), (1545, 526352), (1608, 505730), (1648, 493455), (1964, 414060), (2010, 404584), (2060, 394764), (2455, 331248), (2472, 328970), (2680, 303438), (2946, 276040), (3090, 263176), (3216, 252865), (3928, 207030), (4020, 202292), (4120, 197382), (4910, 165624), (4944, 164485), (5360, 151719), (5892, 138020), (6180, 131588), (6901, 117840), (7365, 110416), (7856, 103515), (8040, 101146), (8240, 98691), (9820, 82812), (11784, 69010), (12360, 65794), (13802, 58920), (14730, 55208), (16080, 50573), (19640, 41406), (20703, 39280), (23568, 34505), (24720, 32897), (27604, 29460)]