1771488720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5011}}^1$

素因数の和:5521

約数の個数: 120

約数和(自身を含む): 5962555872

約数和(自身を除く): 4191067152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 491, 720, 982, 1473, 1964, 2455, 2946, 3928, 4419, 4910, 5011, 5892, 7365, 7856, 8838, 9820, 10022, 11784, 14730, 15033, 17676, 19640, 20044, 22095, 23568, 25055, 29460, 30066, 35352, 39280, 40088, 44190, 45099, 50110, 58920, 60132, 70704, 75165, 80176, 88380, 90198, 100220, 117840, 120264, 150330, 176760, 180396, 200440, 225495, 240528, 300660, 353520, 360792, 400880, 450990, 601320, 721584, 901980, 1202640, 1803960, 2460401, 3607920, 4920802, 7381203, 9841604, 12302005, 14762406, 19683208, 22143609, 24604010, 29524812, 36906015, 39366416, 44287218, 49208020, 59049624, 73812030, 88574436, 98416040, 110718045, 118099248, 147624060, 177148872, 196832080, 221436090, 295248120, 354297744, 442872180, 590496240, 885744360, 1771488720]

約数ペア:

[(1, 1771488720), (2, 885744360), (3, 590496240), (4, 442872180), (5, 354297744), (6, 295248120), (8, 221436090), (9, 196832080), (10, 177148872), (12, 147624060), (15, 118099248), (16, 110718045), (18, 98416040), (20, 88574436), (24, 73812030), (30, 59049624), (36, 49208020), (40, 44287218), (45, 39366416), (48, 36906015), (60, 29524812), (72, 24604010), (80, 22143609), (90, 19683208), (120, 14762406), (144, 12302005), (180, 9841604), (240, 7381203), (360, 4920802), (491, 3607920), (720, 2460401), (982, 1803960), (1473, 1202640), (1964, 901980), (2455, 721584), (2946, 601320), (3928, 450990), (4419, 400880), (4910, 360792), (5011, 353520), (5892, 300660), (7365, 240528), (7856, 225495), (8838, 200440), (9820, 180396), (10022, 176760), (11784, 150330), (14730, 120264), (15033, 117840), (17676, 100220), (19640, 90198), (20044, 88380), (22095, 80176), (23568, 75165), (25055, 70704), (29460, 60132), (30066, 58920), (35352, 50110), (39280, 45099), (40088, 44190)]