320211648

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 168

約数和(自身を含む): 963655680

約数和(自身を除く): 643444032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 79, 93, 96, 124, 144, 158, 186, 192, 227, 237, 248, 279, 288, 316, 372, 454, 474, 496, 558, 576, 632, 681, 711, 744, 908, 948, 992, 1116, 1264, 1362, 1422, 1488, 1816, 1896, 1984, 2043, 2232, 2449, 2528, 2724, 2844, 2976, 3632, 3792, 4086, 4464, 4898, 5056, 5448, 5688, 5952, 7037, 7264, 7347, 7584, 8172, 8928, 9796, 10896, 11376, 14074, 14528, 14694, 15168, 16344, 17856, 17933, 19592, 21111, 21792, 22041, 22752, 28148, 29388, 32688, 35866, 39184, 42222, 43584, 44082, 45504, 53799, 56296, 58776, 63333, 65376, 71732, 78368, 84444, 88164, 107598, 112592, 117552, 126666, 130752, 143464, 156736, 161397, 168888, 176328, 215196, 225184, 235104, 253332, 286928, 322794, 337776, 352656, 430392, 450368, 470208, 506664, 555923, 573856, 645588, 675552, 705312, 860784, 1013328, 1111846, 1147712, 1291176, 1351104, 1410624, 1667769, 1721568, 2026656, 2223692, 2582352, 3335538, 3443136, 4053312, 4447384, 5003307, 5164704, 6671076, 8894768, 10006614, 10329408, 13342152, 17789536, 20013228, 26684304, 35579072, 40026456, 53368608, 80052912, 106737216, 160105824, 320211648]

約数ペア:

[(1, 320211648), (2, 160105824), (3, 106737216), (4, 80052912), (6, 53368608), (8, 40026456), (9, 35579072), (12, 26684304), (16, 20013228), (18, 17789536), (24, 13342152), (31, 10329408), (32, 10006614), (36, 8894768), (48, 6671076), (62, 5164704), (64, 5003307), (72, 4447384), (79, 4053312), (93, 3443136), (96, 3335538), (124, 2582352), (144, 2223692), (158, 2026656), (186, 1721568), (192, 1667769), (227, 1410624), (237, 1351104), (248, 1291176), (279, 1147712), (288, 1111846), (316, 1013328), (372, 860784), (454, 705312), (474, 675552), (496, 645588), (558, 573856), (576, 555923), (632, 506664), (681, 470208), (711, 450368), (744, 430392), (908, 352656), (948, 337776), (992, 322794), (1116, 286928), (1264, 253332), (1362, 235104), (1422, 225184), (1488, 215196), (1816, 176328), (1896, 168888), (1984, 161397), (2043, 156736), (2232, 143464), (2449, 130752), (2528, 126666), (2724, 117552), (2844, 112592), (2976, 107598), (3632, 88164), (3792, 84444), (4086, 78368), (4464, 71732), (4898, 65376), (5056, 63333), (5448, 58776), (5688, 56296), (5952, 53799), (7037, 45504), (7264, 44082), (7347, 43584), (7584, 42222), (8172, 39184), (8928, 35866), (9796, 32688), (10896, 29388), (11376, 28148), (14074, 22752), (14528, 22041), (14694, 21792), (15168, 21111), (16344, 19592), (17856, 17933)]