161744940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{937}}^1$

素因数の和:1096

約数の個数: 144

約数和(自身を含む): 565411392

約数和(自身を除く): 403666452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 548, 630, 685, 822, 937, 959, 1233, 1260, 1370, 1644, 1874, 1918, 2055, 2466, 2740, 2811, 2877, 3748, 3836, 4110, 4685, 4795, 4932, 5622, 5754, 6165, 6559, 8220, 8433, 8631, 9370, 9590, 11244, 11508, 12330, 13118, 14055, 14385, 16866, 17262, 18740, 19180, 19677, 24660, 26236, 28110, 28770, 32795, 33732, 34524, 39354, 42165, 43155, 56220, 57540, 59031, 65590, 78708, 84330, 86310, 98385, 118062, 128369, 131180, 168660, 172620, 196770, 236124, 256738, 295155, 385107, 393540, 513476, 590310, 641845, 770214, 898583, 1155321, 1180620, 1283690, 1540428, 1797166, 1925535, 2310642, 2567380, 2695749, 3594332, 3851070, 4492915, 4621284, 5391498, 5776605, 7702140, 8087247, 8985830, 10782996, 11553210, 13478745, 16174494, 17971660, 23106420, 26957490, 32348988, 40436235, 53914980, 80872470, 161744940]

約数ペア:

[(1, 161744940), (2, 80872470), (3, 53914980), (4, 40436235), (5, 32348988), (6, 26957490), (7, 23106420), (9, 17971660), (10, 16174494), (12, 13478745), (14, 11553210), (15, 10782996), (18, 8985830), (20, 8087247), (21, 7702140), (28, 5776605), (30, 5391498), (35, 4621284), (36, 4492915), (42, 3851070), (45, 3594332), (60, 2695749), (63, 2567380), (70, 2310642), (84, 1925535), (90, 1797166), (105, 1540428), (126, 1283690), (137, 1180620), (140, 1155321), (180, 898583), (210, 770214), (252, 641845), (274, 590310), (315, 513476), (411, 393540), (420, 385107), (548, 295155), (630, 256738), (685, 236124), (822, 196770), (937, 172620), (959, 168660), (1233, 131180), (1260, 128369), (1370, 118062), (1644, 98385), (1874, 86310), (1918, 84330), (2055, 78708), (2466, 65590), (2740, 59031), (2811, 57540), (2877, 56220), (3748, 43155), (3836, 42165), (4110, 39354), (4685, 34524), (4795, 33732), (4932, 32795), (5622, 28770), (5754, 28110), (6165, 26236), (6559, 24660), (8220, 19677), (8433, 19180), (8631, 18740), (9370, 17262), (9590, 16866), (11244, 14385), (11508, 14055), (12330, 13118)]