85776460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 233845920

約数和(自身を除く): 148069460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 73, 77, 98, 109, 110, 140, 146, 154, 196, 218, 220, 245, 292, 308, 365, 385, 436, 490, 511, 539, 545, 730, 763, 770, 803, 980, 1022, 1078, 1090, 1199, 1460, 1526, 1540, 1606, 2044, 2156, 2180, 2398, 2555, 2695, 3052, 3212, 3577, 3815, 4015, 4796, 5110, 5341, 5390, 5621, 5995, 7154, 7630, 7957, 8030, 8393, 10220, 10682, 10780, 11242, 11990, 14308, 15260, 15914, 16060, 16786, 17885, 21364, 22484, 23980, 26705, 28105, 31828, 33572, 35770, 39347, 39785, 41965, 53410, 55699, 56210, 58751, 71540, 78694, 79570, 83930, 87527, 106820, 111398, 112420, 117502, 157388, 159140, 167860, 175054, 196735, 222796, 235004, 278495, 293755, 350108, 389893, 393470, 437635, 556990, 587510, 612689, 779786, 786940, 875270, 1113980, 1175020, 1225378, 1559572, 1750540, 1949465, 2450756, 3063445, 3898930, 4288823, 6126890, 7797860, 8577646, 12253780, 17155292, 21444115, 42888230, 85776460]

約数ペア:

[(1, 85776460), (2, 42888230), (4, 21444115), (5, 17155292), (7, 12253780), (10, 8577646), (11, 7797860), (14, 6126890), (20, 4288823), (22, 3898930), (28, 3063445), (35, 2450756), (44, 1949465), (49, 1750540), (55, 1559572), (70, 1225378), (73, 1175020), (77, 1113980), (98, 875270), (109, 786940), (110, 779786), (140, 612689), (146, 587510), (154, 556990), (196, 437635), (218, 393470), (220, 389893), (245, 350108), (292, 293755), (308, 278495), (365, 235004), (385, 222796), (436, 196735), (490, 175054), (511, 167860), (539, 159140), (545, 157388), (730, 117502), (763, 112420), (770, 111398), (803, 106820), (980, 87527), (1022, 83930), (1078, 79570), (1090, 78694), (1199, 71540), (1460, 58751), (1526, 56210), (1540, 55699), (1606, 53410), (2044, 41965), (2156, 39785), (2180, 39347), (2398, 35770), (2555, 33572), (2695, 31828), (3052, 28105), (3212, 26705), (3577, 23980), (3815, 22484), (4015, 21364), (4796, 17885), (5110, 16786), (5341, 16060), (5390, 15914), (5621, 15260), (5995, 14308), (7154, 11990), (7630, 11242), (7957, 10780), (8030, 10682), (8393, 10220)]