538716780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:725

約数の個数: 216

約数和(自身を含む): 1922592672

約数和(自身を除く): 1383875892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 103, 105, 126, 140, 147, 180, 196, 206, 210, 245, 252, 294, 309, 315, 412, 420, 441, 490, 515, 588, 593, 618, 630, 721, 735, 882, 927, 980, 1030, 1186, 1236, 1260, 1442, 1470, 1545, 1764, 1779, 1854, 2060, 2163, 2205, 2372, 2884, 2940, 2965, 3090, 3558, 3605, 3708, 4151, 4326, 4410, 4635, 5047, 5337, 5930, 6180, 6489, 7116, 7210, 8302, 8652, 8820, 8895, 9270, 10094, 10674, 10815, 11860, 12453, 12978, 14420, 15141, 16604, 17790, 18540, 20188, 20755, 21348, 21630, 24906, 25235, 25956, 26685, 29057, 30282, 32445, 35580, 37359, 41510, 43260, 45423, 49812, 50470, 53370, 58114, 60564, 61079, 62265, 64890, 74718, 75705, 83020, 87171, 90846, 100940, 106740, 116228, 122158, 124530, 129780, 145285, 149436, 151410, 174342, 181692, 183237, 186795, 227115, 244316, 249060, 261513, 290570, 302820, 305395, 348684, 366474, 373590, 427553, 435855, 454230, 523026, 549711, 581140, 610790, 732948, 747180, 855106, 871710, 908460, 916185, 1046052, 1099422, 1221580, 1282659, 1307565, 1710212, 1743420, 1832370, 2137765, 2198844, 2565318, 2615130, 2748555, 2992871, 3664740, 3847977, 4275530, 5130636, 5230260, 5497110, 5985742, 6413295, 7695954, 8551060, 8978613, 10994220, 11971484, 12826590, 14964355, 15391908, 17957226, 19239885, 25653180, 26935839, 29928710, 35914452, 38479770, 44893065, 53871678, 59857420, 76959540, 89786130, 107743356, 134679195, 179572260, 269358390, 538716780]

約数ペア:

[(1, 538716780), (2, 269358390), (3, 179572260), (4, 134679195), (5, 107743356), (6, 89786130), (7, 76959540), (9, 59857420), (10, 53871678), (12, 44893065), (14, 38479770), (15, 35914452), (18, 29928710), (20, 26935839), (21, 25653180), (28, 19239885), (30, 17957226), (35, 15391908), (36, 14964355), (42, 12826590), (45, 11971484), (49, 10994220), (60, 8978613), (63, 8551060), (70, 7695954), (84, 6413295), (90, 5985742), (98, 5497110), (103, 5230260), (105, 5130636), (126, 4275530), (140, 3847977), (147, 3664740), (180, 2992871), (196, 2748555), (206, 2615130), (210, 2565318), (245, 2198844), (252, 2137765), (294, 1832370), (309, 1743420), (315, 1710212), (412, 1307565), (420, 1282659), (441, 1221580), (490, 1099422), (515, 1046052), (588, 916185), (593, 908460), (618, 871710), (630, 855106), (721, 747180), (735, 732948), (882, 610790), (927, 581140), (980, 549711), (1030, 523026), (1186, 454230), (1236, 435855), (1260, 427553), (1442, 373590), (1470, 366474), (1545, 348684), (1764, 305395), (1779, 302820), (1854, 290570), (2060, 261513), (2163, 249060), (2205, 244316), (2372, 227115), (2884, 186795), (2940, 183237), (2965, 181692), (3090, 174342), (3558, 151410), (3605, 149436), (3708, 145285), (4151, 129780), (4326, 124530), (4410, 122158), (4635, 116228), (5047, 106740), (5337, 100940), (5930, 90846), (6180, 87171), (6489, 83020), (7116, 75705), (7210, 74718), (8302, 64890), (8652, 62265), (8820, 61079), (8895, 60564), (9270, 58114), (10094, 53370), (10674, 50470), (10815, 49812), (11860, 45423), (12453, 43260), (12978, 41510), (14420, 37359), (15141, 35580), (16604, 32445), (17790, 30282), (18540, 29057), (20188, 26685), (20755, 25956), (21348, 25235), (21630, 24906)]