20658889680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{601949}}^1$

素因数の和:601989

約数の個数: 160

約数和(自身を含む): 75238934400

約数和(自身を除く): 54580044720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 34320, 601949, 1203898, 1805847, 2407796, 3009745, 3611694, 4815592, 6019490, 6621439, 7223388, 7825337, 9029235, 9631184, 12038980, 13242878, 14446776, 15650674, 18058470, 19864317, 23476011, 24077960, 26485756, 28893552, 31301348, 33107195, 36116940, 39126685, 39728634, 46952022, 48155920, 52971512, 62602696, 66214390, 72233880, 78253370, 79457268, 86078707, 93904044, 99321585, 105943024, 117380055, 125205392, 132428780, 144467760, 156506740, 158914536, 172157414, 187808088, 198643170, 234760110, 258236121, 264857560, 313013480, 317829072, 344314828, 375616176, 397286340, 430393535, 469520220, 516472242, 529715120, 626026960, 688629656, 794572680, 860787070, 939040440, 1032944484, 1291180605, 1377259312, 1589145360, 1721574140, 1878080880, 2065888968, 2582361210, 3443148280, 4131777936, 5164722420, 6886296560, 10329444840, 20658889680]

約数ペア:

[(1, 20658889680), (2, 10329444840), (3, 6886296560), (4, 5164722420), (5, 4131777936), (6, 3443148280), (8, 2582361210), (10, 2065888968), (11, 1878080880), (12, 1721574140), (13, 1589145360), (15, 1377259312), (16, 1291180605), (20, 1032944484), (22, 939040440), (24, 860787070), (26, 794572680), (30, 688629656), (33, 626026960), (39, 529715120), (40, 516472242), (44, 469520220), (48, 430393535), (52, 397286340), (55, 375616176), (60, 344314828), (65, 317829072), (66, 313013480), (78, 264857560), (80, 258236121), (88, 234760110), (104, 198643170), (110, 187808088), (120, 172157414), (130, 158914536), (132, 156506740), (143, 144467760), (156, 132428780), (165, 125205392), (176, 117380055), (195, 105943024), (208, 99321585), (220, 93904044), (240, 86078707), (260, 79457268), (264, 78253370), (286, 72233880), (312, 66214390), (330, 62602696), (390, 52971512), (429, 48155920), (440, 46952022), (520, 39728634), (528, 39126685), (572, 36116940), (624, 33107195), (660, 31301348), (715, 28893552), (780, 26485756), (858, 24077960), (880, 23476011), (1040, 19864317), (1144, 18058470), (1320, 15650674), (1430, 14446776), (1560, 13242878), (1716, 12038980), (2145, 9631184), (2288, 9029235), (2640, 7825337), (2860, 7223388), (3120, 6621439), (3432, 6019490), (4290, 4815592), (5720, 3611694), (6864, 3009745), (8580, 2407796), (11440, 1805847), (17160, 1203898), (34320, 601949)]