253252020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 192

約数和(自身を含む): 854654976

約数和(自身を除く): 601402956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 53, 60, 62, 70, 84, 93, 105, 106, 124, 140, 155, 159, 186, 210, 212, 217, 265, 310, 318, 367, 371, 372, 420, 434, 465, 530, 620, 636, 651, 734, 742, 795, 868, 930, 1060, 1085, 1101, 1113, 1302, 1468, 1484, 1590, 1643, 1835, 1855, 1860, 2170, 2202, 2226, 2569, 2604, 3180, 3255, 3286, 3670, 3710, 4340, 4404, 4452, 4929, 5138, 5505, 5565, 6510, 6572, 7340, 7420, 7707, 8215, 9858, 10276, 11010, 11130, 11377, 11501, 12845, 13020, 15414, 16430, 19451, 19716, 22020, 22260, 22754, 23002, 24645, 25690, 30828, 32860, 34131, 34503, 38535, 38902, 45508, 46004, 49290, 51380, 56885, 57505, 58353, 68262, 69006, 77070, 77804, 79639, 97255, 98580, 113770, 115010, 116706, 136157, 136524, 138012, 154140, 159278, 170655, 172515, 194510, 227540, 230020, 233412, 238917, 272314, 291765, 318556, 341310, 345030, 389020, 398195, 408471, 477834, 544628, 583530, 602981, 680785, 682620, 690060, 796390, 816942, 955668, 1167060, 1194585, 1205962, 1361570, 1592780, 1633884, 1808943, 2042355, 2389170, 2411924, 2723140, 3014905, 3617886, 4084710, 4220867, 4778340, 6029810, 7235772, 8169420, 8441734, 9044715, 12059620, 12662601, 16883468, 18089430, 21104335, 25325202, 36178860, 42208670, 50650404, 63313005, 84417340, 126626010, 253252020]

約数ペア:

[(1, 253252020), (2, 126626010), (3, 84417340), (4, 63313005), (5, 50650404), (6, 42208670), (7, 36178860), (10, 25325202), (12, 21104335), (14, 18089430), (15, 16883468), (20, 12662601), (21, 12059620), (28, 9044715), (30, 8441734), (31, 8169420), (35, 7235772), (42, 6029810), (53, 4778340), (60, 4220867), (62, 4084710), (70, 3617886), (84, 3014905), (93, 2723140), (105, 2411924), (106, 2389170), (124, 2042355), (140, 1808943), (155, 1633884), (159, 1592780), (186, 1361570), (210, 1205962), (212, 1194585), (217, 1167060), (265, 955668), (310, 816942), (318, 796390), (367, 690060), (371, 682620), (372, 680785), (420, 602981), (434, 583530), (465, 544628), (530, 477834), (620, 408471), (636, 398195), (651, 389020), (734, 345030), (742, 341310), (795, 318556), (868, 291765), (930, 272314), (1060, 238917), (1085, 233412), (1101, 230020), (1113, 227540), (1302, 194510), (1468, 172515), (1484, 170655), (1590, 159278), (1643, 154140), (1835, 138012), (1855, 136524), (1860, 136157), (2170, 116706), (2202, 115010), (2226, 113770), (2569, 98580), (2604, 97255), (3180, 79639), (3255, 77804), (3286, 77070), (3670, 69006), (3710, 68262), (4340, 58353), (4404, 57505), (4452, 56885), (4929, 51380), (5138, 49290), (5505, 46004), (5565, 45508), (6510, 38902), (6572, 38535), (7340, 34503), (7420, 34131), (7707, 32860), (8215, 30828), (9858, 25690), (10276, 24645), (11010, 23002), (11130, 22754), (11377, 22260), (11501, 22020), (12845, 19716), (13020, 19451), (15414, 16430)]