80639280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1068

約数の個数: 160

約数和(自身を含む): 285547200

約数和(自身を除く): 204907920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1009, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2018, 2160, 2220, 2664, 2960, 3027, 3330, 3996, 4036, 4440, 4995, 5045, 5328, 6054, 6660, 7992, 8072, 8880, 9081, 9990, 10090, 12108, 13320, 15135, 15984, 16144, 18162, 19980, 20180, 24216, 26640, 27243, 30270, 36324, 37333, 39960, 40360, 45405, 48432, 54486, 60540, 72648, 74666, 79920, 80720, 90810, 108972, 111999, 121080, 136215, 145296, 149332, 181620, 186665, 217944, 223998, 242160, 272430, 298664, 335997, 363240, 373330, 435888, 447996, 544860, 559995, 597328, 671994, 726480, 746660, 895992, 1007991, 1089720, 1119990, 1343988, 1493320, 1679985, 1791984, 2015982, 2179440, 2239980, 2687976, 2986640, 3359970, 4031964, 4479960, 5039955, 5375952, 6719940, 8063928, 8959920, 10079910, 13439880, 16127856, 20159820, 26879760, 40319640, 80639280]

約数ペア:

[(1, 80639280), (2, 40319640), (3, 26879760), (4, 20159820), (5, 16127856), (6, 13439880), (8, 10079910), (9, 8959920), (10, 8063928), (12, 6719940), (15, 5375952), (16, 5039955), (18, 4479960), (20, 4031964), (24, 3359970), (27, 2986640), (30, 2687976), (36, 2239980), (37, 2179440), (40, 2015982), (45, 1791984), (48, 1679985), (54, 1493320), (60, 1343988), (72, 1119990), (74, 1089720), (80, 1007991), (90, 895992), (108, 746660), (111, 726480), (120, 671994), (135, 597328), (144, 559995), (148, 544860), (180, 447996), (185, 435888), (216, 373330), (222, 363240), (240, 335997), (270, 298664), (296, 272430), (333, 242160), (360, 223998), (370, 217944), (432, 186665), (444, 181620), (540, 149332), (555, 145296), (592, 136215), (666, 121080), (720, 111999), (740, 108972), (888, 90810), (999, 80720), (1009, 79920), (1080, 74666), (1110, 72648), (1332, 60540), (1480, 54486), (1665, 48432), (1776, 45405), (1998, 40360), (2018, 39960), (2160, 37333), (2220, 36324), (2664, 30270), (2960, 27243), (3027, 26640), (3330, 24216), (3996, 20180), (4036, 19980), (4440, 18162), (4995, 16144), (5045, 15984), (5328, 15135), (6054, 13320), (6660, 12108), (7992, 10090), (8072, 9990), (8880, 9081)]