2480000640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7643}}^1$

素因数の和:7691

約数の個数: 192

約数和(自身を含む): 8560974240

約数和(自身を除く): 6080973600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1560, 1664, 1690, 1920, 2028, 2080, 2496, 2535, 2704, 3120, 3380, 4056, 4160, 4992, 5070, 5408, 6240, 6760, 7643, 8112, 8320, 10140, 10816, 12480, 13520, 15286, 16224, 20280, 21632, 22929, 24960, 27040, 30572, 32448, 38215, 40560, 45858, 54080, 61144, 64896, 76430, 81120, 91716, 99359, 108160, 114645, 122288, 152860, 162240, 183432, 198718, 229290, 244576, 298077, 305720, 324480, 366864, 397436, 458580, 489152, 496795, 596154, 611440, 733728, 794872, 917160, 978304, 993590, 1192308, 1222880, 1291667, 1467456, 1490385, 1589744, 1834320, 1987180, 2384616, 2445760, 2583334, 2934912, 2980770, 3179488, 3668640, 3875001, 3974360, 4769232, 4891520, 5166668, 5961540, 6358976, 6458335, 7337280, 7750002, 7948720, 9538464, 10333336, 11923080, 12717952, 12916670, 14674560, 15500004, 15897440, 19076928, 19375005, 20666672, 23846160, 25833340, 31000008, 31794880, 38153856, 38750010, 41333344, 47692320, 51666680, 62000016, 63589760, 77500020, 82666688, 95384640, 103333360, 124000032, 155000040, 165333376, 190769280, 206666720, 248000064, 310000080, 413333440, 496000128, 620000160, 826666880, 1240000320, 2480000640]

約数ペア:

[(1, 2480000640), (2, 1240000320), (3, 826666880), (4, 620000160), (5, 496000128), (6, 413333440), (8, 310000080), (10, 248000064), (12, 206666720), (13, 190769280), (15, 165333376), (16, 155000040), (20, 124000032), (24, 103333360), (26, 95384640), (30, 82666688), (32, 77500020), (39, 63589760), (40, 62000016), (48, 51666680), (52, 47692320), (60, 41333344), (64, 38750010), (65, 38153856), (78, 31794880), (80, 31000008), (96, 25833340), (104, 23846160), (120, 20666672), (128, 19375005), (130, 19076928), (156, 15897440), (160, 15500004), (169, 14674560), (192, 12916670), (195, 12717952), (208, 11923080), (240, 10333336), (260, 9538464), (312, 7948720), (320, 7750002), (338, 7337280), (384, 6458335), (390, 6358976), (416, 5961540), (480, 5166668), (507, 4891520), (520, 4769232), (624, 3974360), (640, 3875001), (676, 3668640), (780, 3179488), (832, 2980770), (845, 2934912), (960, 2583334), (1014, 2445760), (1040, 2384616), (1248, 1987180), (1352, 1834320), (1560, 1589744), (1664, 1490385), (1690, 1467456), (1920, 1291667), (2028, 1222880), (2080, 1192308), (2496, 993590), (2535, 978304), (2704, 917160), (3120, 794872), (3380, 733728), (4056, 611440), (4160, 596154), (4992, 496795), (5070, 489152), (5408, 458580), (6240, 397436), (6760, 366864), (7643, 324480), (8112, 305720), (8320, 298077), (10140, 244576), (10816, 229290), (12480, 198718), (13520, 183432), (15286, 162240), (16224, 152860), (20280, 122288), (21632, 114645), (22929, 108160), (24960, 99359), (27040, 91716), (30572, 81120), (32448, 76430), (38215, 64896), (40560, 61144), (45858, 54080)]