27667640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 83704320

約数和(自身を除く): 56036680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 691, 715, 728, 770, 910, 1001, 1144, 1382, 1430, 1540, 1820, 2002, 2764, 2860, 3080, 3455, 3640, 4004, 4837, 5005, 5528, 5720, 6910, 7601, 8008, 8983, 9674, 10010, 13820, 15202, 17966, 19348, 20020, 24185, 27640, 30404, 35932, 38005, 38696, 40040, 44915, 48370, 53207, 60808, 62881, 71864, 76010, 89830, 96740, 98813, 106414, 125762, 152020, 179660, 193480, 197626, 212828, 251524, 266035, 304040, 314405, 359320, 395252, 425656, 494065, 503048, 532070, 628810, 691691, 790504, 988130, 1064140, 1257620, 1383382, 1976260, 2128280, 2515240, 2766764, 3458455, 3952520, 5533528, 6916910, 13833820, 27667640]

約数ペア:

[(1, 27667640), (2, 13833820), (4, 6916910), (5, 5533528), (7, 3952520), (8, 3458455), (10, 2766764), (11, 2515240), (13, 2128280), (14, 1976260), (20, 1383382), (22, 1257620), (26, 1064140), (28, 988130), (35, 790504), (40, 691691), (44, 628810), (52, 532070), (55, 503048), (56, 494065), (65, 425656), (70, 395252), (77, 359320), (88, 314405), (91, 304040), (104, 266035), (110, 251524), (130, 212828), (140, 197626), (143, 193480), (154, 179660), (182, 152020), (220, 125762), (260, 106414), (280, 98813), (286, 96740), (308, 89830), (364, 76010), (385, 71864), (440, 62881), (455, 60808), (520, 53207), (572, 48370), (616, 44915), (691, 40040), (715, 38696), (728, 38005), (770, 35932), (910, 30404), (1001, 27640), (1144, 24185), (1382, 20020), (1430, 19348), (1540, 17966), (1820, 15202), (2002, 13820), (2764, 10010), (2860, 9674), (3080, 8983), (3455, 8008), (3640, 7601), (4004, 6910), (4837, 5720), (5005, 5528)]