788718280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:959

約数の個数: 128

約数和(自身を含む): 2102215680

約数和(自身を除く): 1313497400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 73, 94, 140, 146, 188, 235, 280, 292, 329, 365, 376, 470, 511, 584, 658, 730, 821, 940, 1022, 1316, 1460, 1642, 1645, 1880, 2044, 2555, 2632, 2920, 3284, 3290, 3431, 4088, 4105, 5110, 5747, 6568, 6580, 6862, 8210, 10220, 11494, 13160, 13724, 16420, 17155, 20440, 22988, 24017, 27448, 28735, 32840, 34310, 38587, 45976, 48034, 57470, 59933, 68620, 77174, 96068, 114940, 119866, 120085, 137240, 154348, 192136, 192935, 229880, 239732, 240170, 270109, 299665, 308696, 385870, 419531, 479464, 480340, 540218, 599330, 771740, 839062, 960680, 1080436, 1198660, 1350545, 1543480, 1678124, 2097655, 2160872, 2397320, 2701090, 2816851, 3356248, 4195310, 5402180, 5633702, 8390620, 10804360, 11267404, 14084255, 16781240, 19717957, 22534808, 28168510, 39435914, 56337020, 78871828, 98589785, 112674040, 157743656, 197179570, 394359140, 788718280]

約数ペア:

[(1, 788718280), (2, 394359140), (4, 197179570), (5, 157743656), (7, 112674040), (8, 98589785), (10, 78871828), (14, 56337020), (20, 39435914), (28, 28168510), (35, 22534808), (40, 19717957), (47, 16781240), (56, 14084255), (70, 11267404), (73, 10804360), (94, 8390620), (140, 5633702), (146, 5402180), (188, 4195310), (235, 3356248), (280, 2816851), (292, 2701090), (329, 2397320), (365, 2160872), (376, 2097655), (470, 1678124), (511, 1543480), (584, 1350545), (658, 1198660), (730, 1080436), (821, 960680), (940, 839062), (1022, 771740), (1316, 599330), (1460, 540218), (1642, 480340), (1645, 479464), (1880, 419531), (2044, 385870), (2555, 308696), (2632, 299665), (2920, 270109), (3284, 240170), (3290, 239732), (3431, 229880), (4088, 192935), (4105, 192136), (5110, 154348), (5747, 137240), (6568, 120085), (6580, 119866), (6862, 114940), (8210, 96068), (10220, 77174), (11494, 68620), (13160, 59933), (13724, 57470), (16420, 48034), (17155, 45976), (20440, 38587), (22988, 34310), (24017, 32840), (27448, 28735)]