51563280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1187}}^1$

素因数の和:1384

約数の個数: 80

約数和(自身を含む): 160864704

約数和(自身を除く): 109301424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 181, 240, 362, 543, 724, 905, 1086, 1187, 1448, 1810, 2172, 2374, 2715, 2896, 3561, 3620, 4344, 4748, 5430, 5935, 7122, 7240, 8688, 9496, 10860, 11870, 14244, 14480, 17805, 18992, 21720, 23740, 28488, 35610, 43440, 47480, 56976, 71220, 94960, 142440, 214847, 284880, 429694, 644541, 859388, 1074235, 1289082, 1718776, 2148470, 2578164, 3222705, 3437552, 4296940, 5156328, 6445410, 8593880, 10312656, 12890820, 17187760, 25781640, 51563280]

約数ペア:

[(1, 51563280), (2, 25781640), (3, 17187760), (4, 12890820), (5, 10312656), (6, 8593880), (8, 6445410), (10, 5156328), (12, 4296940), (15, 3437552), (16, 3222705), (20, 2578164), (24, 2148470), (30, 1718776), (40, 1289082), (48, 1074235), (60, 859388), (80, 644541), (120, 429694), (181, 284880), (240, 214847), (362, 142440), (543, 94960), (724, 71220), (905, 56976), (1086, 47480), (1187, 43440), (1448, 35610), (1810, 28488), (2172, 23740), (2374, 21720), (2715, 18992), (2896, 17805), (3561, 14480), (3620, 14244), (4344, 11870), (4748, 10860), (5430, 9496), (5935, 8688), (7122, 7240)]