20060040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 81285120

約数和(自身を除く): 61225080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 167, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 334, 364, 385, 390, 420, 429, 440, 455, 462, 501, 520, 546, 572, 616, 660, 668, 715, 728, 770, 780, 835, 840, 858, 910, 924, 1001, 1002, 1092, 1144, 1155, 1169, 1320, 1336, 1365, 1430, 1540, 1560, 1670, 1716, 1820, 1837, 1848, 2002, 2004, 2145, 2171, 2184, 2310, 2338, 2505, 2730, 2860, 3003, 3080, 3340, 3432, 3507, 3640, 3674, 4004, 4008, 4290, 4342, 4620, 4676, 5005, 5010, 5460, 5511, 5720, 5845, 6006, 6513, 6680, 7014, 7348, 8008, 8580, 8684, 9185, 9240, 9352, 10010, 10020, 10855, 10920, 11022, 11690, 12012, 12859, 13026, 14028, 14696, 15015, 15197, 17160, 17368, 17535, 18370, 20020, 20040, 21710, 22044, 23380, 23881, 24024, 25718, 26052, 27555, 28056, 30030, 30394, 32565, 35070, 36740, 38577, 40040, 43420, 44088, 45591, 46760, 47762, 51436, 52104, 55110, 60060, 60788, 64295, 65130, 70140, 71643, 73480, 75985, 77154, 86840, 91182, 95524, 102872, 110220, 119405, 120120, 121576, 128590, 130260, 140280, 143286, 151970, 154308, 167167, 182364, 191048, 192885, 220440, 227955, 238810, 257180, 260520, 286572, 303940, 308616, 334334, 358215, 364728, 385770, 455910, 477620, 501501, 514360, 573144, 607880, 668668, 716430, 771540, 835835, 911820, 955240, 1003002, 1337336, 1432860, 1543080, 1671670, 1823640, 2006004, 2507505, 2865720, 3343340, 4012008, 5015010, 6686680, 10030020, 20060040]

約数ペア:

[(1, 20060040), (2, 10030020), (3, 6686680), (4, 5015010), (5, 4012008), (6, 3343340), (7, 2865720), (8, 2507505), (10, 2006004), (11, 1823640), (12, 1671670), (13, 1543080), (14, 1432860), (15, 1337336), (20, 1003002), (21, 955240), (22, 911820), (24, 835835), (26, 771540), (28, 716430), (30, 668668), (33, 607880), (35, 573144), (39, 514360), (40, 501501), (42, 477620), (44, 455910), (52, 385770), (55, 364728), (56, 358215), (60, 334334), (65, 308616), (66, 303940), (70, 286572), (77, 260520), (78, 257180), (84, 238810), (88, 227955), (91, 220440), (104, 192885), (105, 191048), (110, 182364), (120, 167167), (130, 154308), (132, 151970), (140, 143286), (143, 140280), (154, 130260), (156, 128590), (165, 121576), (167, 120120), (168, 119405), (182, 110220), (195, 102872), (210, 95524), (220, 91182), (231, 86840), (260, 77154), (264, 75985), (273, 73480), (280, 71643), (286, 70140), (308, 65130), (312, 64295), (330, 60788), (334, 60060), (364, 55110), (385, 52104), (390, 51436), (420, 47762), (429, 46760), (440, 45591), (455, 44088), (462, 43420), (501, 40040), (520, 38577), (546, 36740), (572, 35070), (616, 32565), (660, 30394), (668, 30030), (715, 28056), (728, 27555), (770, 26052), (780, 25718), (835, 24024), (840, 23881), (858, 23380), (910, 22044), (924, 21710), (1001, 20040), (1002, 20020), (1092, 18370), (1144, 17535), (1155, 17368), (1169, 17160), (1320, 15197), (1336, 15015), (1365, 14696), (1430, 14028), (1540, 13026), (1560, 12859), (1670, 12012), (1716, 11690), (1820, 11022), (1837, 10920), (1848, 10855), (2002, 10020), (2004, 10010), (2145, 9352), (2171, 9240), (2184, 9185), (2310, 8684), (2338, 8580), (2505, 8008), (2730, 7348), (2860, 7014), (3003, 6680), (3080, 6513), (3340, 6006), (3432, 5845), (3507, 5720), (3640, 5511), (3674, 5460), (4004, 5010), (4008, 5005), (4290, 4676), (4342, 4620)]