290122020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28277}}^1$

素因数の和:28314

約数の個数: 96

約数和(自身を含む): 950140800

約数和(自身を除く): 660018780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 28277, 56554, 84831, 113108, 141385, 169662, 254493, 282770, 339324, 424155, 508986, 537263, 565540, 763479, 848310, 1017972, 1074526, 1272465, 1526958, 1611789, 1696620, 2149052, 2544930, 2686315, 3053916, 3223578, 3817395, 4835367, 5089860, 5372630, 6447156, 7634790, 8058945, 9670734, 10745260, 14506101, 15269580, 16117890, 19341468, 24176835, 29012202, 32235780, 48353670, 58024404, 72530505, 96707340, 145061010, 290122020]

約数ペア:

[(1, 290122020), (2, 145061010), (3, 96707340), (4, 72530505), (5, 58024404), (6, 48353670), (9, 32235780), (10, 29012202), (12, 24176835), (15, 19341468), (18, 16117890), (19, 15269580), (20, 14506101), (27, 10745260), (30, 9670734), (36, 8058945), (38, 7634790), (45, 6447156), (54, 5372630), (57, 5089860), (60, 4835367), (76, 3817395), (90, 3223578), (95, 3053916), (108, 2686315), (114, 2544930), (135, 2149052), (171, 1696620), (180, 1611789), (190, 1526958), (228, 1272465), (270, 1074526), (285, 1017972), (342, 848310), (380, 763479), (513, 565540), (540, 537263), (570, 508986), (684, 424155), (855, 339324), (1026, 282770), (1140, 254493), (1710, 169662), (2052, 141385), (2565, 113108), (3420, 84831), (5130, 56554), (10260, 28277)]