1026705680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12821}}^1$

素因数の和:12865

約数の個数: 160

約数和(自身を含む): 3205294848

約数和(自身を除く): 2178589168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1040, 1144, 1232, 1430, 1456, 1540, 1820, 2002, 2288, 2860, 3080, 3640, 4004, 5005, 5720, 6160, 7280, 8008, 10010, 11440, 12821, 16016, 20020, 25642, 40040, 51284, 64105, 80080, 89747, 102568, 128210, 141031, 166673, 179494, 205136, 256420, 282062, 333346, 358988, 448735, 512840, 564124, 666692, 705155, 717976, 833365, 897470, 987217, 1025680, 1128248, 1166711, 1333384, 1410310, 1435952, 1666730, 1794940, 1833403, 1974434, 2256496, 2333422, 2666768, 2820620, 3333460, 3589880, 3666806, 3948868, 4666844, 4936085, 5641240, 5833555, 6666920, 7179760, 7333612, 7897736, 9167015, 9333688, 9872170, 11282480, 11667110, 12833821, 13333840, 14667224, 15795472, 18334030, 18667376, 19744340, 23334220, 25667642, 29334448, 36668060, 39488680, 46668440, 51335284, 64169105, 73336120, 78977360, 93336880, 102670568, 128338210, 146672240, 205341136, 256676420, 513352840, 1026705680]

約数ペア:

[(1, 1026705680), (2, 513352840), (4, 256676420), (5, 205341136), (7, 146672240), (8, 128338210), (10, 102670568), (11, 93336880), (13, 78977360), (14, 73336120), (16, 64169105), (20, 51335284), (22, 46668440), (26, 39488680), (28, 36668060), (35, 29334448), (40, 25667642), (44, 23334220), (52, 19744340), (55, 18667376), (56, 18334030), (65, 15795472), (70, 14667224), (77, 13333840), (80, 12833821), (88, 11667110), (91, 11282480), (104, 9872170), (110, 9333688), (112, 9167015), (130, 7897736), (140, 7333612), (143, 7179760), (154, 6666920), (176, 5833555), (182, 5641240), (208, 4936085), (220, 4666844), (260, 3948868), (280, 3666806), (286, 3589880), (308, 3333460), (364, 2820620), (385, 2666768), (440, 2333422), (455, 2256496), (520, 1974434), (560, 1833403), (572, 1794940), (616, 1666730), (715, 1435952), (728, 1410310), (770, 1333384), (880, 1166711), (910, 1128248), (1001, 1025680), (1040, 987217), (1144, 897470), (1232, 833365), (1430, 717976), (1456, 705155), (1540, 666692), (1820, 564124), (2002, 512840), (2288, 448735), (2860, 358988), (3080, 333346), (3640, 282062), (4004, 256420), (5005, 205136), (5720, 179494), (6160, 166673), (7280, 141031), (8008, 128210), (10010, 102568), (11440, 89747), (12821, 80080), (16016, 64105), (20020, 51284), (25642, 40040)]