409612840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1$

素因数の和:2691

約数の個数: 128

約数和(自身を含む): 1161135360

約数和(自身を除く): 751522520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 130, 140, 172, 182, 215, 260, 280, 301, 344, 364, 430, 455, 520, 559, 602, 728, 860, 910, 1118, 1204, 1505, 1720, 1820, 2236, 2408, 2617, 2795, 3010, 3640, 3913, 4472, 5234, 5590, 6020, 7826, 10468, 11180, 12040, 13085, 15652, 18319, 19565, 20936, 22360, 26170, 31304, 34021, 36638, 39130, 52340, 68042, 73276, 78260, 91595, 104680, 112531, 136084, 146552, 156520, 170105, 183190, 225062, 238147, 272168, 340210, 366380, 450124, 476294, 562655, 680420, 732760, 787717, 900248, 952588, 1125310, 1190735, 1360840, 1462903, 1575434, 1905176, 2250620, 2381470, 2925806, 3150868, 3938585, 4501240, 4762940, 5851612, 6301736, 7314515, 7877170, 9525880, 10240321, 11703224, 14629030, 15754340, 20480642, 29258060, 31508680, 40961284, 51201605, 58516120, 81922568, 102403210, 204806420, 409612840]

約数ペア:

[(1, 409612840), (2, 204806420), (4, 102403210), (5, 81922568), (7, 58516120), (8, 51201605), (10, 40961284), (13, 31508680), (14, 29258060), (20, 20480642), (26, 15754340), (28, 14629030), (35, 11703224), (40, 10240321), (43, 9525880), (52, 7877170), (56, 7314515), (65, 6301736), (70, 5851612), (86, 4762940), (91, 4501240), (104, 3938585), (130, 3150868), (140, 2925806), (172, 2381470), (182, 2250620), (215, 1905176), (260, 1575434), (280, 1462903), (301, 1360840), (344, 1190735), (364, 1125310), (430, 952588), (455, 900248), (520, 787717), (559, 732760), (602, 680420), (728, 562655), (860, 476294), (910, 450124), (1118, 366380), (1204, 340210), (1505, 272168), (1720, 238147), (1820, 225062), (2236, 183190), (2408, 170105), (2617, 156520), (2795, 146552), (3010, 136084), (3640, 112531), (3913, 104680), (4472, 91595), (5234, 78260), (5590, 73276), (6020, 68042), (7826, 52340), (10468, 39130), (11180, 36638), (12040, 34021), (13085, 31304), (15652, 26170), (18319, 22360), (19565, 20936)]