81079080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 262310400

約数和(自身を除く): 181231320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 570, 645, 760, 817, 827, 860, 1032, 1140, 1290, 1634, 1654, 1720, 2280, 2451, 2481, 2580, 3268, 3308, 4085, 4135, 4902, 4962, 5160, 6536, 6616, 8170, 8270, 9804, 9924, 12255, 12405, 15713, 16340, 16540, 19608, 19848, 24510, 24810, 31426, 32680, 33080, 35561, 47139, 49020, 49620, 62852, 71122, 78565, 94278, 98040, 99240, 106683, 125704, 142244, 157130, 177805, 188556, 213366, 235695, 284488, 314260, 355610, 377112, 426732, 471390, 533415, 628520, 675659, 711220, 853464, 942780, 1066830, 1351318, 1422440, 1885560, 2026977, 2133660, 2702636, 3378295, 4053954, 4267320, 5405272, 6756590, 8107908, 10134885, 13513180, 16215816, 20269770, 27026360, 40539540, 81079080]

約数ペア:

[(1, 81079080), (2, 40539540), (3, 27026360), (4, 20269770), (5, 16215816), (6, 13513180), (8, 10134885), (10, 8107908), (12, 6756590), (15, 5405272), (19, 4267320), (20, 4053954), (24, 3378295), (30, 2702636), (38, 2133660), (40, 2026977), (43, 1885560), (57, 1422440), (60, 1351318), (76, 1066830), (86, 942780), (95, 853464), (114, 711220), (120, 675659), (129, 628520), (152, 533415), (172, 471390), (190, 426732), (215, 377112), (228, 355610), (258, 314260), (285, 284488), (344, 235695), (380, 213366), (430, 188556), (456, 177805), (516, 157130), (570, 142244), (645, 125704), (760, 106683), (817, 99240), (827, 98040), (860, 94278), (1032, 78565), (1140, 71122), (1290, 62852), (1634, 49620), (1654, 49020), (1720, 47139), (2280, 35561), (2451, 33080), (2481, 32680), (2580, 31426), (3268, 24810), (3308, 24510), (4085, 19848), (4135, 19608), (4902, 16540), (4962, 16340), (5160, 15713), (6536, 12405), (6616, 12255), (8170, 9924), (8270, 9804)]