20171158020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{128659}}^1$

素因数の和:128754

約数の個数: 144

約数和(自身を含む): 66876438720

約数和(自身を除く): 46705280700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 67, 78, 90, 117, 130, 134, 156, 180, 195, 201, 234, 260, 268, 335, 390, 402, 468, 585, 603, 670, 780, 804, 871, 1005, 1170, 1206, 1340, 1742, 2010, 2340, 2412, 2613, 3015, 3484, 4020, 4355, 5226, 6030, 7839, 8710, 10452, 12060, 13065, 15678, 17420, 26130, 31356, 39195, 52260, 78390, 128659, 156780, 257318, 385977, 514636, 643295, 771954, 1157931, 1286590, 1543908, 1672567, 1929885, 2315862, 2573180, 3345134, 3859770, 4631724, 5017701, 5789655, 6690268, 7719540, 8362835, 8620153, 10035402, 11579310, 15053103, 16725670, 17240306, 20070804, 23158620, 25088505, 25860459, 30106206, 33451340, 34480612, 43100765, 50177010, 51720918, 60212412, 75265515, 77581377, 86201530, 100354020, 103441836, 112061989, 129302295, 150531030, 155162754, 172403060, 224123978, 258604590, 301062060, 310325508, 336185967, 387906885, 448247956, 517209180, 560309945, 672371934, 775813770, 1008557901, 1120619890, 1344743868, 1551627540, 1680929835, 2017115802, 2241239780, 3361859670, 4034231604, 5042789505, 6723719340, 10085579010, 20171158020]

約数ペア:

[(1, 20171158020), (2, 10085579010), (3, 6723719340), (4, 5042789505), (5, 4034231604), (6, 3361859670), (9, 2241239780), (10, 2017115802), (12, 1680929835), (13, 1551627540), (15, 1344743868), (18, 1120619890), (20, 1008557901), (26, 775813770), (30, 672371934), (36, 560309945), (39, 517209180), (45, 448247956), (52, 387906885), (60, 336185967), (65, 310325508), (67, 301062060), (78, 258604590), (90, 224123978), (117, 172403060), (130, 155162754), (134, 150531030), (156, 129302295), (180, 112061989), (195, 103441836), (201, 100354020), (234, 86201530), (260, 77581377), (268, 75265515), (335, 60212412), (390, 51720918), (402, 50177010), (468, 43100765), (585, 34480612), (603, 33451340), (670, 30106206), (780, 25860459), (804, 25088505), (871, 23158620), (1005, 20070804), (1170, 17240306), (1206, 16725670), (1340, 15053103), (1742, 11579310), (2010, 10035402), (2340, 8620153), (2412, 8362835), (2613, 7719540), (3015, 6690268), (3484, 5789655), (4020, 5017701), (4355, 4631724), (5226, 3859770), (6030, 3345134), (7839, 2573180), (8710, 2315862), (10452, 1929885), (12060, 1672567), (13065, 1543908), (15678, 1286590), (17420, 1157931), (26130, 771954), (31356, 643295), (39195, 514636), (52260, 385977), (78390, 257318), (128659, 156780)]