255501870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 689762304

約数和(自身を除く): 434260434

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 53, 65, 78, 94, 106, 130, 141, 159, 195, 235, 263, 265, 282, 318, 390, 470, 526, 530, 611, 689, 705, 789, 795, 1222, 1315, 1378, 1410, 1578, 1590, 1833, 2067, 2491, 2630, 3055, 3419, 3445, 3666, 3945, 4134, 4982, 6110, 6838, 6890, 7473, 7890, 9165, 10257, 10335, 12361, 12455, 13939, 14946, 17095, 18330, 20514, 20670, 24722, 24910, 27878, 32383, 34190, 37083, 37365, 41817, 51285, 61805, 64766, 69695, 74166, 74730, 83634, 97149, 102570, 123610, 139390, 160693, 161915, 181207, 185415, 194298, 209085, 321386, 323830, 362414, 370830, 418170, 482079, 485745, 543621, 655133, 803465, 906035, 964158, 971490, 1087242, 1310266, 1606930, 1812070, 1965399, 2410395, 2718105, 3275665, 3930798, 4820790, 5436210, 6551330, 8516729, 9826995, 17033458, 19653990, 25550187, 42583645, 51100374, 85167290, 127750935, 255501870]

約数ペア:

[(1, 255501870), (2, 127750935), (3, 85167290), (5, 51100374), (6, 42583645), (10, 25550187), (13, 19653990), (15, 17033458), (26, 9826995), (30, 8516729), (39, 6551330), (47, 5436210), (53, 4820790), (65, 3930798), (78, 3275665), (94, 2718105), (106, 2410395), (130, 1965399), (141, 1812070), (159, 1606930), (195, 1310266), (235, 1087242), (263, 971490), (265, 964158), (282, 906035), (318, 803465), (390, 655133), (470, 543621), (526, 485745), (530, 482079), (611, 418170), (689, 370830), (705, 362414), (789, 323830), (795, 321386), (1222, 209085), (1315, 194298), (1378, 185415), (1410, 181207), (1578, 161915), (1590, 160693), (1833, 139390), (2067, 123610), (2491, 102570), (2630, 97149), (3055, 83634), (3419, 74730), (3445, 74166), (3666, 69695), (3945, 64766), (4134, 61805), (4982, 51285), (6110, 41817), (6838, 37365), (6890, 37083), (7473, 34190), (7890, 32383), (9165, 27878), (10257, 24910), (10335, 24722), (12361, 20670), (12455, 20514), (13939, 18330), (14946, 17095)]