1645132320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87881}}^1$

素因数の和:87915

約数の個数: 144

約数和(自身を含む): 6045930072

約数和(自身を除く): 4400797752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 87881, 175762, 263643, 351524, 439405, 527286, 703048, 790929, 878810, 1054572, 1142453, 1318215, 1406096, 1581858, 1757620, 2109144, 2284906, 2636430, 2812192, 3163716, 3427359, 3515240, 3954645, 4218288, 4569812, 5272860, 5712265, 6327432, 6854718, 7030480, 7909290, 8436576, 9139624, 10282077, 10545720, 11424530, 12654864, 13709436, 14060960, 15818580, 17136795, 18279248, 20564154, 21091440, 22849060, 25309728, 27418872, 31637160, 34273590, 36558496, 41128308, 42182880, 45698120, 51410385, 54837744, 63274320, 68547180, 82256616, 91396240, 102820770, 109675488, 126548640, 137094360, 164513232, 182792480, 205641540, 274188720, 329026464, 411283080, 548377440, 822566160, 1645132320]

約数ペア:

[(1, 1645132320), (2, 822566160), (3, 548377440), (4, 411283080), (5, 329026464), (6, 274188720), (8, 205641540), (9, 182792480), (10, 164513232), (12, 137094360), (13, 126548640), (15, 109675488), (16, 102820770), (18, 91396240), (20, 82256616), (24, 68547180), (26, 63274320), (30, 54837744), (32, 51410385), (36, 45698120), (39, 42182880), (40, 41128308), (45, 36558496), (48, 34273590), (52, 31637160), (60, 27418872), (65, 25309728), (72, 22849060), (78, 21091440), (80, 20564154), (90, 18279248), (96, 17136795), (104, 15818580), (117, 14060960), (120, 13709436), (130, 12654864), (144, 11424530), (156, 10545720), (160, 10282077), (180, 9139624), (195, 8436576), (208, 7909290), (234, 7030480), (240, 6854718), (260, 6327432), (288, 5712265), (312, 5272860), (360, 4569812), (390, 4218288), (416, 3954645), (468, 3515240), (480, 3427359), (520, 3163716), (585, 2812192), (624, 2636430), (720, 2284906), (780, 2109144), (936, 1757620), (1040, 1581858), (1170, 1406096), (1248, 1318215), (1440, 1142453), (1560, 1054572), (1872, 878810), (2080, 790929), (2340, 703048), (3120, 527286), (3744, 439405), (4680, 351524), (6240, 263643), (9360, 175762), (18720, 87881)]