257768940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2311}}^1$

素因数の和:2360

約数の個数: 144

約数和(自身を含む): 852961536

約数和(自身を除く): 595192596

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 169, 195, 220, 260, 286, 330, 338, 390, 429, 507, 572, 660, 676, 715, 780, 845, 858, 1014, 1430, 1690, 1716, 1859, 2028, 2145, 2311, 2535, 2860, 3380, 3718, 4290, 4622, 5070, 5577, 6933, 7436, 8580, 9244, 9295, 10140, 11154, 11555, 13866, 18590, 22308, 23110, 25421, 27732, 27885, 30043, 34665, 37180, 46220, 50842, 55770, 60086, 69330, 76263, 90129, 101684, 111540, 120172, 127105, 138660, 150215, 152526, 180258, 254210, 300430, 305052, 330473, 360516, 381315, 390559, 450645, 508420, 600860, 660946, 762630, 781118, 901290, 991419, 1171677, 1321892, 1525260, 1562236, 1652365, 1802580, 1952795, 1982838, 2343354, 3304730, 3905590, 3965676, 4296149, 4686708, 4957095, 5858385, 6609460, 7811180, 8592298, 9914190, 11716770, 12888447, 17184596, 19828380, 21480745, 23433540, 25776894, 42961490, 51553788, 64442235, 85922980, 128884470, 257768940]

約数ペア:

[(1, 257768940), (2, 128884470), (3, 85922980), (4, 64442235), (5, 51553788), (6, 42961490), (10, 25776894), (11, 23433540), (12, 21480745), (13, 19828380), (15, 17184596), (20, 12888447), (22, 11716770), (26, 9914190), (30, 8592298), (33, 7811180), (39, 6609460), (44, 5858385), (52, 4957095), (55, 4686708), (60, 4296149), (65, 3965676), (66, 3905590), (78, 3304730), (110, 2343354), (130, 1982838), (132, 1952795), (143, 1802580), (156, 1652365), (165, 1562236), (169, 1525260), (195, 1321892), (220, 1171677), (260, 991419), (286, 901290), (330, 781118), (338, 762630), (390, 660946), (429, 600860), (507, 508420), (572, 450645), (660, 390559), (676, 381315), (715, 360516), (780, 330473), (845, 305052), (858, 300430), (1014, 254210), (1430, 180258), (1690, 152526), (1716, 150215), (1859, 138660), (2028, 127105), (2145, 120172), (2311, 111540), (2535, 101684), (2860, 90129), (3380, 76263), (3718, 69330), (4290, 60086), (4622, 55770), (5070, 50842), (5577, 46220), (6933, 37180), (7436, 34665), (8580, 30043), (9244, 27885), (9295, 27732), (10140, 25421), (11154, 23110), (11555, 22308), (13866, 18590)]