248340960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 288

約数和(自身を含む): 985001472

約数和(自身を除く): 736660512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 180, 210, 213, 224, 240, 252, 280, 284, 288, 315, 336, 347, 355, 360, 420, 426, 480, 497, 504, 560, 568, 630, 639, 672, 694, 710, 720, 840, 852, 994, 1008, 1041, 1065, 1120, 1136, 1260, 1278, 1388, 1420, 1440, 1491, 1680, 1704, 1735, 1988, 2016, 2082, 2130, 2272, 2429, 2485, 2520, 2556, 2776, 2840, 2982, 3123, 3195, 3360, 3408, 3470, 3976, 4164, 4260, 4473, 4858, 4970, 5040, 5112, 5205, 5552, 5680, 5964, 6246, 6390, 6816, 6940, 7287, 7455, 7952, 8328, 8520, 8946, 9716, 9940, 10080, 10224, 10410, 11104, 11360, 11928, 12145, 12492, 12780, 13880, 14574, 14910, 15615, 15904, 16656, 17040, 17892, 19432, 19880, 20448, 20820, 21861, 22365, 23856, 24290, 24637, 24984, 25560, 27760, 29148, 29820, 31230, 33312, 34080, 35784, 36435, 38864, 39760, 41640, 43722, 44730, 47712, 48580, 49274, 49968, 51120, 55520, 58296, 59640, 62460, 71568, 72870, 73911, 77728, 79520, 83280, 87444, 89460, 97160, 98548, 99936, 102240, 109305, 116592, 119280, 123185, 124920, 143136, 145740, 147822, 166560, 172459, 174888, 178920, 194320, 197096, 218610, 221733, 233184, 238560, 246370, 249840, 291480, 295644, 344918, 349776, 357840, 369555, 388640, 394192, 437220, 443466, 492740, 499680, 517377, 582960, 591288, 689836, 699552, 715680, 739110, 788384, 862295, 874440, 886932, 985480, 1034754, 1108665, 1165920, 1182576, 1379672, 1478220, 1552131, 1724590, 1748880, 1773864, 1970960, 2069508, 2217330, 2365152, 2586885, 2759344, 2956440, 3104262, 3449180, 3497760, 3547728, 3941920, 4139016, 4434660, 5173770, 5518688, 5912880, 6208524, 6898360, 7095456, 7760655, 8278032, 8869320, 10347540, 11825760, 12417048, 13796720, 15521310, 16556064, 17738640, 20695080, 24834096, 27593440, 31042620, 35477280, 41390160, 49668192, 62085240, 82780320, 124170480, 248340960]

約数ペア:

[(1, 248340960), (2, 124170480), (3, 82780320), (4, 62085240), (5, 49668192), (6, 41390160), (7, 35477280), (8, 31042620), (9, 27593440), (10, 24834096), (12, 20695080), (14, 17738640), (15, 16556064), (16, 15521310), (18, 13796720), (20, 12417048), (21, 11825760), (24, 10347540), (28, 8869320), (30, 8278032), (32, 7760655), (35, 7095456), (36, 6898360), (40, 6208524), (42, 5912880), (45, 5518688), (48, 5173770), (56, 4434660), (60, 4139016), (63, 3941920), (70, 3547728), (71, 3497760), (72, 3449180), (80, 3104262), (84, 2956440), (90, 2759344), (96, 2586885), (105, 2365152), (112, 2217330), (120, 2069508), (126, 1970960), (140, 1773864), (142, 1748880), (144, 1724590), (160, 1552131), (168, 1478220), (180, 1379672), (210, 1182576), (213, 1165920), (224, 1108665), (240, 1034754), (252, 985480), (280, 886932), (284, 874440), (288, 862295), (315, 788384), (336, 739110), (347, 715680), (355, 699552), (360, 689836), (420, 591288), (426, 582960), (480, 517377), (497, 499680), (504, 492740), (560, 443466), (568, 437220), (630, 394192), (639, 388640), (672, 369555), (694, 357840), (710, 349776), (720, 344918), (840, 295644), (852, 291480), (994, 249840), (1008, 246370), (1041, 238560), (1065, 233184), (1120, 221733), (1136, 218610), (1260, 197096), (1278, 194320), (1388, 178920), (1420, 174888), (1440, 172459), (1491, 166560), (1680, 147822), (1704, 145740), (1735, 143136), (1988, 124920), (2016, 123185), (2082, 119280), (2130, 116592), (2272, 109305), (2429, 102240), (2485, 99936), (2520, 98548), (2556, 97160), (2776, 89460), (2840, 87444), (2982, 83280), (3123, 79520), (3195, 77728), (3360, 73911), (3408, 72870), (3470, 71568), (3976, 62460), (4164, 59640), (4260, 58296), (4473, 55520), (4858, 51120), (4970, 49968), (5040, 49274), (5112, 48580), (5205, 47712), (5552, 44730), (5680, 43722), (5964, 41640), (6246, 39760), (6390, 38864), (6816, 36435), (6940, 35784), (7287, 34080), (7455, 33312), (7952, 31230), (8328, 29820), (8520, 29148), (8946, 27760), (9716, 25560), (9940, 24984), (10080, 24637), (10224, 24290), (10410, 23856), (11104, 22365), (11360, 21861), (11928, 20820), (12145, 20448), (12492, 19880), (12780, 19432), (13880, 17892), (14574, 17040), (14910, 16656), (15615, 15904)]