31505531820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2027383}}^1$

素因数の和:2027439

約数の個数: 96

約数和(自身を含む): 103542555648

約数和(自身を除く): 72037023828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 15540, 2027383, 4054766, 6082149, 8109532, 10136915, 12164298, 14191681, 20273830, 24328596, 28383362, 30410745, 40547660, 42575043, 56766724, 60821490, 70958405, 75013171, 85150086, 121642980, 141916810, 150026342, 170300172, 212875215, 225039513, 283833620, 300052684, 375065855, 425750430, 450079026, 525092197, 750131710, 851500860, 900158052, 1050184394, 1125197565, 1500263420, 1575276591, 2100368788, 2250395130, 2625460985, 3150553182, 4500790260, 5250921970, 6301106364, 7876382955, 10501843940, 15752765910, 31505531820]

約数ペア:

[(1, 31505531820), (2, 15752765910), (3, 10501843940), (4, 7876382955), (5, 6301106364), (6, 5250921970), (7, 4500790260), (10, 3150553182), (12, 2625460985), (14, 2250395130), (15, 2100368788), (20, 1575276591), (21, 1500263420), (28, 1125197565), (30, 1050184394), (35, 900158052), (37, 851500860), (42, 750131710), (60, 525092197), (70, 450079026), (74, 425750430), (84, 375065855), (105, 300052684), (111, 283833620), (140, 225039513), (148, 212875215), (185, 170300172), (210, 150026342), (222, 141916810), (259, 121642980), (370, 85150086), (420, 75013171), (444, 70958405), (518, 60821490), (555, 56766724), (740, 42575043), (777, 40547660), (1036, 30410745), (1110, 28383362), (1295, 24328596), (1554, 20273830), (2220, 14191681), (2590, 12164298), (3108, 10136915), (3885, 8109532), (5180, 6082149), (7770, 4054766), (15540, 2027383)]