54210420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 191711520

約数和(自身を除く): 137501100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 131, 132, 165, 171, 180, 190, 198, 209, 220, 228, 242, 262, 285, 330, 342, 363, 380, 393, 396, 418, 484, 495, 524, 570, 605, 627, 655, 660, 684, 726, 786, 836, 855, 990, 1045, 1089, 1140, 1179, 1210, 1254, 1310, 1441, 1452, 1572, 1710, 1815, 1881, 1965, 1980, 2090, 2178, 2299, 2358, 2420, 2489, 2508, 2620, 2882, 3135, 3420, 3630, 3762, 3930, 4180, 4323, 4356, 4598, 4716, 4978, 5445, 5764, 5895, 6270, 6897, 7205, 7260, 7467, 7524, 7860, 8646, 9196, 9405, 9956, 10890, 11495, 11790, 12445, 12540, 12969, 13794, 14410, 14934, 15851, 17292, 18810, 20691, 21615, 21780, 22401, 22990, 23580, 24890, 25938, 27379, 27588, 28820, 29868, 31702, 34485, 37335, 37620, 41382, 43230, 44802, 45980, 47553, 49780, 51876, 54758, 63404, 64845, 68970, 74670, 79255, 82137, 82764, 86460, 89604, 95106, 103455, 109516, 112005, 129690, 136895, 137940, 142659, 149340, 158510, 164274, 190212, 206910, 224010, 237765, 246411, 259380, 273790, 285318, 301169, 317020, 328548, 410685, 413820, 448020, 475530, 492822, 547580, 570636, 602338, 713295, 821370, 903507, 951060, 985644, 1204676, 1232055, 1426590, 1505845, 1642740, 1807014, 2464110, 2710521, 2853180, 3011690, 3614028, 4517535, 4928220, 5421042, 6023380, 9035070, 10842084, 13552605, 18070140, 27105210, 54210420]

約数ペア:

[(1, 54210420), (2, 27105210), (3, 18070140), (4, 13552605), (5, 10842084), (6, 9035070), (9, 6023380), (10, 5421042), (11, 4928220), (12, 4517535), (15, 3614028), (18, 3011690), (19, 2853180), (20, 2710521), (22, 2464110), (30, 1807014), (33, 1642740), (36, 1505845), (38, 1426590), (44, 1232055), (45, 1204676), (55, 985644), (57, 951060), (60, 903507), (66, 821370), (76, 713295), (90, 602338), (95, 570636), (99, 547580), (110, 492822), (114, 475530), (121, 448020), (131, 413820), (132, 410685), (165, 328548), (171, 317020), (180, 301169), (190, 285318), (198, 273790), (209, 259380), (220, 246411), (228, 237765), (242, 224010), (262, 206910), (285, 190212), (330, 164274), (342, 158510), (363, 149340), (380, 142659), (393, 137940), (396, 136895), (418, 129690), (484, 112005), (495, 109516), (524, 103455), (570, 95106), (605, 89604), (627, 86460), (655, 82764), (660, 82137), (684, 79255), (726, 74670), (786, 68970), (836, 64845), (855, 63404), (990, 54758), (1045, 51876), (1089, 49780), (1140, 47553), (1179, 45980), (1210, 44802), (1254, 43230), (1310, 41382), (1441, 37620), (1452, 37335), (1572, 34485), (1710, 31702), (1815, 29868), (1881, 28820), (1965, 27588), (1980, 27379), (2090, 25938), (2178, 24890), (2299, 23580), (2358, 22990), (2420, 22401), (2489, 21780), (2508, 21615), (2620, 20691), (2882, 18810), (3135, 17292), (3420, 15851), (3630, 14934), (3762, 14410), (3930, 13794), (4180, 12969), (4323, 12540), (4356, 12445), (4598, 11790), (4716, 11495), (4978, 10890), (5445, 9956), (5764, 9405), (5895, 9196), (6270, 8646), (6897, 7860), (7205, 7524), (7260, 7467)]