191320220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3451

約数の個数: 96

約数和(自身を含む): 510590976

約数和(自身を除く): 319270756

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 3391, 4030, 4340, 5642, 6782, 8060, 11284, 13564, 14105, 16955, 23737, 28210, 33910, 44083, 47474, 56420, 67820, 88166, 94948, 105121, 118685, 176332, 210242, 220415, 237370, 308581, 420484, 440830, 474740, 525605, 617162, 735847, 881660, 1051210, 1234324, 1366573, 1471694, 1542905, 2102420, 2733146, 2943388, 3085810, 3679235, 5466292, 6171620, 6832865, 7358470, 9566011, 13665730, 14716940, 19132022, 27331460, 38264044, 47830055, 95660110, 191320220]

約数ペア:

[(1, 191320220), (2, 95660110), (4, 47830055), (5, 38264044), (7, 27331460), (10, 19132022), (13, 14716940), (14, 13665730), (20, 9566011), (26, 7358470), (28, 6832865), (31, 6171620), (35, 5466292), (52, 3679235), (62, 3085810), (65, 2943388), (70, 2733146), (91, 2102420), (124, 1542905), (130, 1471694), (140, 1366573), (155, 1234324), (182, 1051210), (217, 881660), (260, 735847), (310, 617162), (364, 525605), (403, 474740), (434, 440830), (455, 420484), (620, 308581), (806, 237370), (868, 220415), (910, 210242), (1085, 176332), (1612, 118685), (1820, 105121), (2015, 94948), (2170, 88166), (2821, 67820), (3391, 56420), (4030, 47474), (4340, 44083), (5642, 33910), (6782, 28210), (8060, 23737), (11284, 16955), (13564, 14105)]