7890480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:316

約数の個数: 160

約数和(自身を含む): 29373120

約数和(自身を除く): 21482640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 281, 312, 351, 360, 390, 432, 468, 520, 540, 562, 585, 624, 702, 720, 780, 843, 936, 1040, 1080, 1124, 1170, 1404, 1405, 1560, 1686, 1755, 1872, 2160, 2248, 2340, 2529, 2808, 2810, 3120, 3372, 3510, 3653, 4215, 4496, 4680, 5058, 5616, 5620, 6744, 7020, 7306, 7587, 8430, 9360, 10116, 10959, 11240, 12645, 13488, 14040, 14612, 15174, 16860, 18265, 20232, 21918, 22480, 25290, 28080, 29224, 30348, 32877, 33720, 36530, 37935, 40464, 43836, 50580, 54795, 58448, 60696, 65754, 67440, 73060, 75870, 87672, 98631, 101160, 109590, 121392, 131508, 146120, 151740, 164385, 175344, 197262, 202320, 219180, 263016, 292240, 303480, 328770, 394524, 438360, 493155, 526032, 606960, 657540, 789048, 876720, 986310, 1315080, 1578096, 1972620, 2630160, 3945240, 7890480]

約数ペア:

[(1, 7890480), (2, 3945240), (3, 2630160), (4, 1972620), (5, 1578096), (6, 1315080), (8, 986310), (9, 876720), (10, 789048), (12, 657540), (13, 606960), (15, 526032), (16, 493155), (18, 438360), (20, 394524), (24, 328770), (26, 303480), (27, 292240), (30, 263016), (36, 219180), (39, 202320), (40, 197262), (45, 175344), (48, 164385), (52, 151740), (54, 146120), (60, 131508), (65, 121392), (72, 109590), (78, 101160), (80, 98631), (90, 87672), (104, 75870), (108, 73060), (117, 67440), (120, 65754), (130, 60696), (135, 58448), (144, 54795), (156, 50580), (180, 43836), (195, 40464), (208, 37935), (216, 36530), (234, 33720), (240, 32877), (260, 30348), (270, 29224), (281, 28080), (312, 25290), (351, 22480), (360, 21918), (390, 20232), (432, 18265), (468, 16860), (520, 15174), (540, 14612), (562, 14040), (585, 13488), (624, 12645), (702, 11240), (720, 10959), (780, 10116), (843, 9360), (936, 8430), (1040, 7587), (1080, 7306), (1124, 7020), (1170, 6744), (1404, 5620), (1405, 5616), (1560, 5058), (1686, 4680), (1755, 4496), (1872, 4215), (2160, 3653), (2248, 3510), (2340, 3372), (2529, 3120), (2808, 2810)]