20147237760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{807181}}^1$

素因数の和:807216

約数の個数: 128

約数和(自身を含む): 69159353760

約数和(自身を除く): 49012116000

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, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 807181, 1614362, 2421543, 3228724, 4035905, 4843086, 6457448, 8071810, 9686172, 10493353, 12107715, 12914896, 16143620, 19372344, 20986706, 24215430, 25829792, 31480059, 32287240, 38744688, 41973412, 48430860, 51659584, 52466765, 62960118, 64574480, 77489376, 83946824, 96861720, 103319168, 104933530, 125920236, 129148960, 154978752, 157400295, 167893648, 193723440, 209867060, 251840472, 258297920, 309957504, 314800590, 335787296, 387446880, 419734120, 503680944, 516595840, 629601180, 671574592, 774893760, 839468240, 1007361888, 1259202360, 1343149184, 1549787520, 1678936480, 2014723776, 2518404720, 3357872960, 4029447552, 5036809440, 6715745920, 10073618880, 20147237760]

約数ペア:

[(1, 20147237760), (2, 10073618880), (3, 6715745920), (4, 5036809440), (5, 4029447552), (6, 3357872960), (8, 2518404720), (10, 2014723776), (12, 1678936480), (13, 1549787520), (15, 1343149184), (16, 1259202360), (20, 1007361888), (24, 839468240), (26, 774893760), (30, 671574592), (32, 629601180), (39, 516595840), (40, 503680944), (48, 419734120), (52, 387446880), (60, 335787296), (64, 314800590), (65, 309957504), (78, 258297920), (80, 251840472), (96, 209867060), (104, 193723440), (120, 167893648), (128, 157400295), (130, 154978752), (156, 129148960), (160, 125920236), (192, 104933530), (195, 103319168), (208, 96861720), (240, 83946824), (260, 77489376), (312, 64574480), (320, 62960118), (384, 52466765), (390, 51659584), (416, 48430860), (480, 41973412), (520, 38744688), (624, 32287240), (640, 31480059), (780, 25829792), (832, 24215430), (960, 20986706), (1040, 19372344), (1248, 16143620), (1560, 12914896), (1664, 12107715), (1920, 10493353), (2080, 9686172), (2496, 8071810), (3120, 6457448), (4160, 4843086), (4992, 4035905), (6240, 3228724), (8320, 2421543), (12480, 1614362), (24960, 807181)]