31701780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 108972864

約数和(自身を除く): 77271084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 243, 270, 297, 324, 330, 396, 405, 486, 495, 540, 593, 594, 660, 810, 891, 972, 990, 1186, 1188, 1215, 1485, 1620, 1779, 1782, 1980, 2372, 2430, 2673, 2965, 2970, 3558, 3564, 4455, 4860, 5337, 5346, 5930, 5940, 6523, 7116, 8895, 8910, 10674, 10692, 11860, 13046, 13365, 16011, 17790, 17820, 19569, 21348, 26092, 26685, 26730, 32022, 32615, 35580, 39138, 48033, 53370, 53460, 58707, 64044, 65230, 78276, 80055, 96066, 97845, 106740, 117414, 130460, 144099, 160110, 176121, 192132, 195690, 234828, 240165, 288198, 293535, 320220, 352242, 391380, 480330, 528363, 576396, 587070, 704484, 720495, 880605, 960660, 1056726, 1174140, 1440990, 1585089, 1761210, 2113452, 2641815, 2881980, 3170178, 3522420, 5283630, 6340356, 7925445, 10567260, 15850890, 31701780]

約数ペア:

[(1, 31701780), (2, 15850890), (3, 10567260), (4, 7925445), (5, 6340356), (6, 5283630), (9, 3522420), (10, 3170178), (11, 2881980), (12, 2641815), (15, 2113452), (18, 1761210), (20, 1585089), (22, 1440990), (27, 1174140), (30, 1056726), (33, 960660), (36, 880605), (44, 720495), (45, 704484), (54, 587070), (55, 576396), (60, 528363), (66, 480330), (81, 391380), (90, 352242), (99, 320220), (108, 293535), (110, 288198), (132, 240165), (135, 234828), (162, 195690), (165, 192132), (180, 176121), (198, 160110), (220, 144099), (243, 130460), (270, 117414), (297, 106740), (324, 97845), (330, 96066), (396, 80055), (405, 78276), (486, 65230), (495, 64044), (540, 58707), (593, 53460), (594, 53370), (660, 48033), (810, 39138), (891, 35580), (972, 32615), (990, 32022), (1186, 26730), (1188, 26685), (1215, 26092), (1485, 21348), (1620, 19569), (1779, 17820), (1782, 17790), (1980, 16011), (2372, 13365), (2430, 13046), (2673, 11860), (2965, 10692), (2970, 10674), (3558, 8910), (3564, 8895), (4455, 7116), (4860, 6523), (5337, 5940), (5346, 5930)]