665884890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1291}}^1$

素因数の和:1836

約数の個数: 96

約数和(自身を含む): 1893782592

約数和(自身を除く): 1227897702

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 521, 990, 1042, 1291, 1563, 2582, 2605, 3126, 3873, 4689, 5210, 5731, 6455, 7746, 7815, 9378, 11462, 11619, 12910, 14201, 15630, 17193, 19365, 23238, 23445, 28402, 28655, 34386, 38730, 42603, 46890, 51579, 57310, 58095, 71005, 85206, 85965, 103158, 116190, 127809, 142010, 171930, 213015, 255618, 257895, 426030, 515790, 639045, 672611, 1278090, 1345222, 2017833, 3363055, 4035666, 6053499, 6726110, 7398721, 10089165, 12106998, 14797442, 20178330, 22196163, 30267495, 36993605, 44392326, 60534990, 66588489, 73987210, 110980815, 133176978, 221961630, 332942445, 665884890]

約数ペア:

[(1, 665884890), (2, 332942445), (3, 221961630), (5, 133176978), (6, 110980815), (9, 73987210), (10, 66588489), (11, 60534990), (15, 44392326), (18, 36993605), (22, 30267495), (30, 22196163), (33, 20178330), (45, 14797442), (55, 12106998), (66, 10089165), (90, 7398721), (99, 6726110), (110, 6053499), (165, 4035666), (198, 3363055), (330, 2017833), (495, 1345222), (521, 1278090), (990, 672611), (1042, 639045), (1291, 515790), (1563, 426030), (2582, 257895), (2605, 255618), (3126, 213015), (3873, 171930), (4689, 142010), (5210, 127809), (5731, 116190), (6455, 103158), (7746, 85965), (7815, 85206), (9378, 71005), (11462, 58095), (11619, 57310), (12910, 51579), (14201, 46890), (15630, 42603), (17193, 38730), (19365, 34386), (23238, 28655), (23445, 28402)]