64685880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 258757200

約数和(自身を除く): 194071320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 193, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 360, 380, 386, 392, 399, 420, 441, 456, 490, 504, 532, 570, 579, 588, 630, 665, 684, 735, 760, 772, 798, 840, 855, 882, 931, 965, 980, 1064, 1140, 1158, 1176, 1197, 1260, 1330, 1351, 1368, 1470, 1544, 1596, 1710, 1737, 1764, 1862, 1930, 1960, 1995, 2205, 2280, 2316, 2394, 2520, 2660, 2702, 2793, 2895, 2940, 3192, 3420, 3474, 3528, 3667, 3724, 3860, 3990, 4053, 4410, 4632, 4655, 4788, 5320, 5404, 5586, 5790, 5880, 5985, 6755, 6840, 6948, 7334, 7448, 7720, 7980, 8106, 8379, 8685, 8820, 9310, 9457, 9576, 10808, 11001, 11172, 11580, 11970, 12159, 13510, 13896, 13965, 14668, 15960, 16212, 16758, 17370, 17640, 18335, 18620, 18914, 20265, 22002, 22344, 23160, 23940, 24318, 25669, 27020, 27930, 28371, 29336, 32424, 33003, 33516, 34740, 36670, 37240, 37828, 40530, 41895, 44004, 47285, 47880, 48636, 51338, 54040, 55005, 55860, 56742, 60795, 66006, 67032, 69480, 73340, 75656, 77007, 81060, 83790, 85113, 88008, 94570, 97272, 102676, 110010, 111720, 113484, 121590, 128345, 132012, 141855, 146680, 154014, 162120, 165015, 167580, 170226, 179683, 189140, 205352, 220020, 226968, 231021, 243180, 256690, 264024, 283710, 308028, 330030, 335160, 340452, 359366, 378280, 385035, 425565, 440040, 462042, 486360, 513380, 539049, 567420, 616056, 660060, 680904, 718732, 770070, 851130, 898415, 924084, 1026760, 1078098, 1134840, 1155105, 1320120, 1437464, 1540140, 1617147, 1702260, 1796830, 1848168, 2156196, 2310210, 2695245, 3080280, 3234294, 3404520, 3593660, 4312392, 4620420, 5390490, 6468588, 7187320, 8085735, 9240840, 10780980, 12937176, 16171470, 21561960, 32342940, 64685880]

約数ペア:

[(1, 64685880), (2, 32342940), (3, 21561960), (4, 16171470), (5, 12937176), (6, 10780980), (7, 9240840), (8, 8085735), (9, 7187320), (10, 6468588), (12, 5390490), (14, 4620420), (15, 4312392), (18, 3593660), (19, 3404520), (20, 3234294), (21, 3080280), (24, 2695245), (28, 2310210), (30, 2156196), (35, 1848168), (36, 1796830), (38, 1702260), (40, 1617147), (42, 1540140), (45, 1437464), (49, 1320120), (56, 1155105), (57, 1134840), (60, 1078098), (63, 1026760), (70, 924084), (72, 898415), (76, 851130), (84, 770070), (90, 718732), (95, 680904), (98, 660060), (105, 616056), (114, 567420), (120, 539049), (126, 513380), (133, 486360), (140, 462042), (147, 440040), (152, 425565), (168, 385035), (171, 378280), (180, 359366), (190, 340452), (193, 335160), (196, 330030), (210, 308028), (228, 283710), (245, 264024), (252, 256690), (266, 243180), (280, 231021), (285, 226968), (294, 220020), (315, 205352), (342, 189140), (360, 179683), (380, 170226), (386, 167580), (392, 165015), (399, 162120), (420, 154014), (441, 146680), (456, 141855), (490, 132012), (504, 128345), (532, 121590), (570, 113484), (579, 111720), (588, 110010), (630, 102676), (665, 97272), (684, 94570), (735, 88008), (760, 85113), (772, 83790), (798, 81060), (840, 77007), (855, 75656), (882, 73340), (931, 69480), (965, 67032), (980, 66006), (1064, 60795), (1140, 56742), (1158, 55860), (1176, 55005), (1197, 54040), (1260, 51338), (1330, 48636), (1351, 47880), (1368, 47285), (1470, 44004), (1544, 41895), (1596, 40530), (1710, 37828), (1737, 37240), (1764, 36670), (1862, 34740), (1930, 33516), (1960, 33003), (1995, 32424), (2205, 29336), (2280, 28371), (2316, 27930), (2394, 27020), (2520, 25669), (2660, 24318), (2702, 23940), (2793, 23160), (2895, 22344), (2940, 22002), (3192, 20265), (3420, 18914), (3474, 18620), (3528, 18335), (3667, 17640), (3724, 17370), (3860, 16758), (3990, 16212), (4053, 15960), (4410, 14668), (4632, 13965), (4655, 13896), (4788, 13510), (5320, 12159), (5404, 11970), (5586, 11580), (5790, 11172), (5880, 11001), (5985, 10808), (6755, 9576), (6840, 9457), (6948, 9310), (7334, 8820), (7448, 8685), (7720, 8379), (7980, 8106)]