31180718520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{202841}}^1$

素因数の和:202926

約数の個数: 192

約数和(自身を含む): 117713269440

約数和(自身を除く): 86532550920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 61, 63, 70, 72, 84, 90, 105, 120, 122, 126, 140, 168, 180, 183, 210, 244, 252, 280, 305, 315, 360, 366, 420, 427, 488, 504, 549, 610, 630, 732, 840, 854, 915, 1098, 1220, 1260, 1281, 1464, 1708, 1830, 2135, 2196, 2440, 2520, 2562, 2745, 3416, 3660, 3843, 4270, 4392, 5124, 5490, 6405, 7320, 7686, 8540, 10248, 10980, 12810, 15372, 17080, 19215, 21960, 25620, 30744, 38430, 51240, 76860, 153720, 202841, 405682, 608523, 811364, 1014205, 1217046, 1419887, 1622728, 1825569, 2028410, 2434092, 2839774, 3042615, 3651138, 4056820, 4259661, 4868184, 5679548, 6085230, 7099435, 7302276, 8113640, 8519322, 9127845, 11359096, 12170460, 12373301, 12778983, 14198870, 14604552, 17038644, 18255690, 21298305, 24340920, 24746602, 25557966, 28397740, 34077288, 36511380, 37119903, 42596610, 49493204, 51115932, 56795480, 61866505, 63894915, 73022760, 74239806, 85193220, 86613107, 98986408, 102231864, 111359709, 123733010, 127789830, 148479612, 170386440, 173226214, 185599515, 222719418, 247466020, 255579660, 259839321, 296959224, 346452428, 371199030, 433065535, 445438836, 494932040, 511159320, 519678642, 556798545, 692904856, 742398060, 779517963, 866131070, 890877672, 1039357284, 1113597090, 1299196605, 1484796120, 1559035926, 1732262140, 2078714568, 2227194180, 2598393210, 3118071852, 3464524280, 3897589815, 4454388360, 5196786420, 6236143704, 7795179630, 10393572840, 15590359260, 31180718520]

約数ペア:

[(1, 31180718520), (2, 15590359260), (3, 10393572840), (4, 7795179630), (5, 6236143704), (6, 5196786420), (7, 4454388360), (8, 3897589815), (9, 3464524280), (10, 3118071852), (12, 2598393210), (14, 2227194180), (15, 2078714568), (18, 1732262140), (20, 1559035926), (21, 1484796120), (24, 1299196605), (28, 1113597090), (30, 1039357284), (35, 890877672), (36, 866131070), (40, 779517963), (42, 742398060), (45, 692904856), (56, 556798545), (60, 519678642), (61, 511159320), (63, 494932040), (70, 445438836), (72, 433065535), (84, 371199030), (90, 346452428), (105, 296959224), (120, 259839321), (122, 255579660), (126, 247466020), (140, 222719418), (168, 185599515), (180, 173226214), (183, 170386440), (210, 148479612), (244, 127789830), (252, 123733010), (280, 111359709), (305, 102231864), (315, 98986408), (360, 86613107), (366, 85193220), (420, 74239806), (427, 73022760), (488, 63894915), (504, 61866505), (549, 56795480), (610, 51115932), (630, 49493204), (732, 42596610), (840, 37119903), (854, 36511380), (915, 34077288), (1098, 28397740), (1220, 25557966), (1260, 24746602), (1281, 24340920), (1464, 21298305), (1708, 18255690), (1830, 17038644), (2135, 14604552), (2196, 14198870), (2440, 12778983), (2520, 12373301), (2562, 12170460), (2745, 11359096), (3416, 9127845), (3660, 8519322), (3843, 8113640), (4270, 7302276), (4392, 7099435), (5124, 6085230), (5490, 5679548), (6405, 4868184), (7320, 4259661), (7686, 4056820), (8540, 3651138), (10248, 3042615), (10980, 2839774), (12810, 2434092), (15372, 2028410), (17080, 1825569), (19215, 1622728), (21960, 1419887), (25620, 1217046), (30744, 1014205), (38430, 811364), (51240, 608523), (76860, 405682), (153720, 202841)]