42939240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 139536000

約数和(自身を除く): 96596760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 380, 444, 456, 509, 555, 570, 703, 740, 760, 888, 1018, 1110, 1140, 1406, 1480, 1527, 2036, 2109, 2220, 2280, 2545, 2812, 3054, 3515, 4072, 4218, 4440, 5090, 5624, 6108, 7030, 7635, 8436, 9671, 10180, 10545, 12216, 14060, 15270, 16872, 18833, 19342, 20360, 21090, 28120, 29013, 30540, 37666, 38684, 42180, 48355, 56499, 58026, 61080, 75332, 77368, 84360, 94165, 96710, 112998, 116052, 145065, 150664, 188330, 193420, 225996, 232104, 282495, 290130, 357827, 376660, 386840, 451992, 564990, 580260, 715654, 753320, 1073481, 1129980, 1160520, 1431308, 1789135, 2146962, 2259960, 2862616, 3578270, 4293924, 5367405, 7156540, 8587848, 10734810, 14313080, 21469620, 42939240]

約数ペア:

[(1, 42939240), (2, 21469620), (3, 14313080), (4, 10734810), (5, 8587848), (6, 7156540), (8, 5367405), (10, 4293924), (12, 3578270), (15, 2862616), (19, 2259960), (20, 2146962), (24, 1789135), (30, 1431308), (37, 1160520), (38, 1129980), (40, 1073481), (57, 753320), (60, 715654), (74, 580260), (76, 564990), (95, 451992), (111, 386840), (114, 376660), (120, 357827), (148, 290130), (152, 282495), (185, 232104), (190, 225996), (222, 193420), (228, 188330), (285, 150664), (296, 145065), (370, 116052), (380, 112998), (444, 96710), (456, 94165), (509, 84360), (555, 77368), (570, 75332), (703, 61080), (740, 58026), (760, 56499), (888, 48355), (1018, 42180), (1110, 38684), (1140, 37666), (1406, 30540), (1480, 29013), (1527, 28120), (2036, 21090), (2109, 20360), (2220, 19342), (2280, 18833), (2545, 16872), (2812, 15270), (3054, 14060), (3515, 12216), (4072, 10545), (4218, 10180), (4440, 9671), (5090, 8436), (5624, 7635), (6108, 7030)]