198547580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{563}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 523031040

約数和(自身を除く): 324483460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 229, 308, 385, 458, 563, 770, 916, 1126, 1145, 1540, 1603, 2252, 2290, 2519, 2815, 3206, 3941, 4580, 5038, 5630, 6193, 6412, 7882, 8015, 10076, 11260, 12386, 12595, 15764, 16030, 17633, 19705, 24772, 25190, 30965, 32060, 35266, 39410, 43351, 50380, 61930, 70532, 78820, 86702, 88165, 123860, 128927, 173404, 176330, 216755, 257854, 352660, 433510, 515708, 644635, 867020, 902489, 1289270, 1418197, 1804978, 2578540, 2836394, 3609956, 4512445, 5672788, 7090985, 9024890, 9927379, 14181970, 18049780, 19854758, 28363940, 39709516, 49636895, 99273790, 198547580]

約数ペア:

[(1, 198547580), (2, 99273790), (4, 49636895), (5, 39709516), (7, 28363940), (10, 19854758), (11, 18049780), (14, 14181970), (20, 9927379), (22, 9024890), (28, 7090985), (35, 5672788), (44, 4512445), (55, 3609956), (70, 2836394), (77, 2578540), (110, 1804978), (140, 1418197), (154, 1289270), (220, 902489), (229, 867020), (308, 644635), (385, 515708), (458, 433510), (563, 352660), (770, 257854), (916, 216755), (1126, 176330), (1145, 173404), (1540, 128927), (1603, 123860), (2252, 88165), (2290, 86702), (2519, 78820), (2815, 70532), (3206, 61930), (3941, 50380), (4580, 43351), (5038, 39410), (5630, 35266), (6193, 32060), (6412, 30965), (7882, 25190), (8015, 24772), (10076, 19705), (11260, 17633), (12386, 16030), (12595, 15764)]