15158640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1319

約数の個数: 120

約数和(自身を含む): 54706320

約数和(自身を除く): 39547680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1289, 1470, 1680, 1960, 2352, 2578, 2940, 3867, 3920, 5156, 5880, 6445, 7734, 9023, 10312, 11760, 12890, 15468, 18046, 19335, 20624, 25780, 27069, 30936, 36092, 38670, 45115, 51560, 54138, 61872, 63161, 72184, 77340, 90230, 103120, 108276, 126322, 135345, 144368, 154680, 180460, 189483, 216552, 252644, 270690, 309360, 315805, 360920, 378966, 433104, 505288, 541380, 631610, 721840, 757932, 947415, 1010576, 1082760, 1263220, 1515864, 1894830, 2165520, 2526440, 3031728, 3789660, 5052880, 7579320, 15158640]

約数ペア:

[(1, 15158640), (2, 7579320), (3, 5052880), (4, 3789660), (5, 3031728), (6, 2526440), (7, 2165520), (8, 1894830), (10, 1515864), (12, 1263220), (14, 1082760), (15, 1010576), (16, 947415), (20, 757932), (21, 721840), (24, 631610), (28, 541380), (30, 505288), (35, 433104), (40, 378966), (42, 360920), (48, 315805), (49, 309360), (56, 270690), (60, 252644), (70, 216552), (80, 189483), (84, 180460), (98, 154680), (105, 144368), (112, 135345), (120, 126322), (140, 108276), (147, 103120), (168, 90230), (196, 77340), (210, 72184), (240, 63161), (245, 61872), (280, 54138), (294, 51560), (336, 45115), (392, 38670), (420, 36092), (490, 30936), (560, 27069), (588, 25780), (735, 20624), (784, 19335), (840, 18046), (980, 15468), (1176, 12890), (1289, 11760), (1470, 10312), (1680, 9023), (1960, 7734), (2352, 6445), (2578, 5880), (2940, 5156), (3867, 3920)]