256384440

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2029}}^1$

素因数の和:2068

約数の個数: 192

約数和(自身を含む): 931039200

約数和(自身を除く): 674654760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 585, 648, 702, 780, 810, 936, 972, 1053, 1080, 1170, 1215, 1404, 1560, 1620, 1755, 1944, 2029, 2106, 2340, 2430, 2808, 3159, 3240, 3510, 4058, 4212, 4680, 4860, 5265, 6087, 6318, 7020, 8116, 8424, 9720, 10145, 10530, 12174, 12636, 14040, 15795, 16232, 18261, 20290, 21060, 24348, 25272, 26377, 30435, 31590, 36522, 40580, 42120, 48696, 52754, 54783, 60870, 63180, 73044, 79131, 81160, 91305, 105508, 109566, 121740, 126360, 131885, 146088, 158262, 164349, 182610, 211016, 219132, 237393, 243480, 263770, 273915, 316524, 328698, 365220, 395655, 438264, 474786, 493047, 527540, 547830, 633048, 657396, 712179, 730440, 791310, 821745, 949572, 986094, 1055080, 1095660, 1186965, 1314792, 1424358, 1582620, 1643490, 1899144, 1972188, 2136537, 2191320, 2373930, 2465235, 2848716, 3165240, 3286980, 3560895, 3944376, 4273074, 4747860, 4930470, 5697432, 6409611, 6573960, 7121790, 8546148, 9495720, 9860940, 10682685, 12819222, 14243580, 17092296, 19721880, 21365370, 25638444, 28487160, 32048055, 42730740, 51276888, 64096110, 85461480, 128192220, 256384440]

約数ペア:

[(1, 256384440), (2, 128192220), (3, 85461480), (4, 64096110), (5, 51276888), (6, 42730740), (8, 32048055), (9, 28487160), (10, 25638444), (12, 21365370), (13, 19721880), (15, 17092296), (18, 14243580), (20, 12819222), (24, 10682685), (26, 9860940), (27, 9495720), (30, 8546148), (36, 7121790), (39, 6573960), (40, 6409611), (45, 5697432), (52, 4930470), (54, 4747860), (60, 4273074), (65, 3944376), (72, 3560895), (78, 3286980), (81, 3165240), (90, 2848716), (104, 2465235), (108, 2373930), (117, 2191320), (120, 2136537), (130, 1972188), (135, 1899144), (156, 1643490), (162, 1582620), (180, 1424358), (195, 1314792), (216, 1186965), (234, 1095660), (243, 1055080), (260, 986094), (270, 949572), (312, 821745), (324, 791310), (351, 730440), (360, 712179), (390, 657396), (405, 633048), (468, 547830), (486, 527540), (520, 493047), (540, 474786), (585, 438264), (648, 395655), (702, 365220), (780, 328698), (810, 316524), (936, 273915), (972, 263770), (1053, 243480), (1080, 237393), (1170, 219132), (1215, 211016), (1404, 182610), (1560, 164349), (1620, 158262), (1755, 146088), (1944, 131885), (2029, 126360), (2106, 121740), (2340, 109566), (2430, 105508), (2808, 91305), (3159, 81160), (3240, 79131), (3510, 73044), (4058, 63180), (4212, 60870), (4680, 54783), (4860, 52754), (5265, 48696), (6087, 42120), (6318, 40580), (7020, 36522), (8116, 31590), (8424, 30435), (9720, 26377), (10145, 25272), (10530, 24348), (12174, 21060), (12636, 20290), (14040, 18261), (15795, 16232)]