177642220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 440899200

約数和(自身を除く): 263256980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 89, 106, 140, 178, 212, 265, 269, 356, 371, 445, 530, 538, 623, 742, 890, 1060, 1076, 1246, 1345, 1484, 1780, 1855, 1883, 2492, 2690, 3115, 3710, 3766, 4717, 5380, 6230, 7420, 7532, 9415, 9434, 12460, 14257, 18830, 18868, 23585, 23941, 28514, 33019, 37660, 47170, 47882, 57028, 66038, 71285, 94340, 95764, 99799, 119705, 132076, 142570, 165095, 167587, 199598, 239410, 285140, 330190, 335174, 399196, 478820, 498995, 660380, 670348, 837935, 997990, 1268873, 1675870, 1995980, 2537746, 3351740, 5075492, 6344365, 8882111, 12688730, 17764222, 25377460, 35528444, 44410555, 88821110, 177642220]

約数ペア:

[(1, 177642220), (2, 88821110), (4, 44410555), (5, 35528444), (7, 25377460), (10, 17764222), (14, 12688730), (20, 8882111), (28, 6344365), (35, 5075492), (53, 3351740), (70, 2537746), (89, 1995980), (106, 1675870), (140, 1268873), (178, 997990), (212, 837935), (265, 670348), (269, 660380), (356, 498995), (371, 478820), (445, 399196), (530, 335174), (538, 330190), (623, 285140), (742, 239410), (890, 199598), (1060, 167587), (1076, 165095), (1246, 142570), (1345, 132076), (1484, 119705), (1780, 99799), (1855, 95764), (1883, 94340), (2492, 71285), (2690, 66038), (3115, 57028), (3710, 47882), (3766, 47170), (4717, 37660), (5380, 33019), (6230, 28514), (7420, 23941), (7532, 23585), (9415, 18868), (9434, 18830), (12460, 14257)]