27787760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 86994432

約数和(自身を除く): 59206672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 347, 364, 385, 440, 455, 520, 560, 572, 616, 694, 715, 728, 770, 880, 910, 1001, 1040, 1144, 1232, 1388, 1430, 1456, 1540, 1735, 1820, 2002, 2288, 2429, 2776, 2860, 3080, 3470, 3640, 3817, 4004, 4511, 4858, 5005, 5552, 5720, 6160, 6940, 7280, 7634, 8008, 9022, 9716, 10010, 11440, 12145, 13880, 15268, 16016, 18044, 19085, 19432, 20020, 22555, 24290, 26719, 27760, 30536, 31577, 36088, 38170, 38864, 40040, 45110, 48580, 49621, 53438, 61072, 63154, 72176, 76340, 80080, 90220, 97160, 99242, 106876, 126308, 133595, 152680, 157885, 180440, 194320, 198484, 213752, 248105, 252616, 267190, 305360, 315770, 347347, 360880, 396968, 427504, 496210, 505232, 534380, 631540, 694694, 793936, 992420, 1068760, 1263080, 1389388, 1736735, 1984840, 2137520, 2526160, 2778776, 3473470, 3969680, 5557552, 6946940, 13893880, 27787760]

約数ペア:

[(1, 27787760), (2, 13893880), (4, 6946940), (5, 5557552), (7, 3969680), (8, 3473470), (10, 2778776), (11, 2526160), (13, 2137520), (14, 1984840), (16, 1736735), (20, 1389388), (22, 1263080), (26, 1068760), (28, 992420), (35, 793936), (40, 694694), (44, 631540), (52, 534380), (55, 505232), (56, 496210), (65, 427504), (70, 396968), (77, 360880), (80, 347347), (88, 315770), (91, 305360), (104, 267190), (110, 252616), (112, 248105), (130, 213752), (140, 198484), (143, 194320), (154, 180440), (176, 157885), (182, 152680), (208, 133595), (220, 126308), (260, 106876), (280, 99242), (286, 97160), (308, 90220), (347, 80080), (364, 76340), (385, 72176), (440, 63154), (455, 61072), (520, 53438), (560, 49621), (572, 48580), (616, 45110), (694, 40040), (715, 38864), (728, 38170), (770, 36088), (880, 31577), (910, 30536), (1001, 27760), (1040, 26719), (1144, 24290), (1232, 22555), (1388, 20020), (1430, 19432), (1456, 19085), (1540, 18044), (1735, 16016), (1820, 15268), (2002, 13880), (2288, 12145), (2429, 11440), (2776, 10010), (2860, 9716), (3080, 9022), (3470, 8008), (3640, 7634), (3817, 7280), (4004, 6940), (4511, 6160), (4858, 5720), (5005, 5552)]