206293920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^4\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 240

約数和(自身を含む): 762320160

約数和(自身を除く): 556026240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 179, 196, 210, 224, 240, 245, 280, 294, 336, 343, 358, 392, 420, 480, 490, 537, 560, 588, 672, 686, 716, 735, 784, 840, 895, 980, 1029, 1074, 1120, 1176, 1253, 1372, 1432, 1470, 1568, 1680, 1715, 1790, 1960, 2058, 2148, 2352, 2401, 2506, 2685, 2744, 2864, 2940, 3360, 3430, 3580, 3759, 3920, 4116, 4296, 4704, 4802, 5012, 5145, 5370, 5488, 5728, 5880, 6265, 6860, 7160, 7203, 7518, 7840, 8232, 8592, 8771, 9604, 10024, 10290, 10740, 10976, 11760, 12005, 12530, 13720, 14320, 14406, 15036, 16464, 17184, 17542, 18795, 19208, 20048, 20580, 21480, 23520, 24010, 25060, 26313, 27440, 28640, 28812, 30072, 32928, 35084, 36015, 37590, 38416, 40096, 41160, 42960, 43855, 48020, 50120, 52626, 54880, 57624, 60144, 61397, 70168, 72030, 75180, 76832, 82320, 85920, 87710, 96040, 100240, 105252, 115248, 120288, 122794, 131565, 140336, 144060, 150360, 164640, 175420, 184191, 192080, 200480, 210504, 230496, 245588, 263130, 280672, 288120, 300720, 306985, 350840, 368382, 384160, 421008, 429779, 491176, 526260, 576240, 601440, 613970, 701680, 736764, 842016, 859558, 920955, 982352, 1052520, 1152480, 1227940, 1289337, 1403360, 1473528, 1719116, 1841910, 1964704, 2105040, 2148895, 2455880, 2578674, 2947056, 3438232, 3683820, 4210080, 4297790, 4911760, 5157348, 5894112, 6446685, 6876464, 7367640, 8595580, 9823520, 10314696, 12893370, 13752928, 14735280, 17191160, 20629392, 25786740, 29470560, 34382320, 41258784, 51573480, 68764640, 103146960, 206293920]

約数ペア:

[(1, 206293920), (2, 103146960), (3, 68764640), (4, 51573480), (5, 41258784), (6, 34382320), (7, 29470560), (8, 25786740), (10, 20629392), (12, 17191160), (14, 14735280), (15, 13752928), (16, 12893370), (20, 10314696), (21, 9823520), (24, 8595580), (28, 7367640), (30, 6876464), (32, 6446685), (35, 5894112), (40, 5157348), (42, 4911760), (48, 4297790), (49, 4210080), (56, 3683820), (60, 3438232), (70, 2947056), (80, 2578674), (84, 2455880), (96, 2148895), (98, 2105040), (105, 1964704), (112, 1841910), (120, 1719116), (140, 1473528), (147, 1403360), (160, 1289337), (168, 1227940), (179, 1152480), (196, 1052520), (210, 982352), (224, 920955), (240, 859558), (245, 842016), (280, 736764), (294, 701680), (336, 613970), (343, 601440), (358, 576240), (392, 526260), (420, 491176), (480, 429779), (490, 421008), (537, 384160), (560, 368382), (588, 350840), (672, 306985), (686, 300720), (716, 288120), (735, 280672), (784, 263130), (840, 245588), (895, 230496), (980, 210504), (1029, 200480), (1074, 192080), (1120, 184191), (1176, 175420), (1253, 164640), (1372, 150360), (1432, 144060), (1470, 140336), (1568, 131565), (1680, 122794), (1715, 120288), (1790, 115248), (1960, 105252), (2058, 100240), (2148, 96040), (2352, 87710), (2401, 85920), (2506, 82320), (2685, 76832), (2744, 75180), (2864, 72030), (2940, 70168), (3360, 61397), (3430, 60144), (3580, 57624), (3759, 54880), (3920, 52626), (4116, 50120), (4296, 48020), (4704, 43855), (4802, 42960), (5012, 41160), (5145, 40096), (5370, 38416), (5488, 37590), (5728, 36015), (5880, 35084), (6265, 32928), (6860, 30072), (7160, 28812), (7203, 28640), (7518, 27440), (7840, 26313), (8232, 25060), (8592, 24010), (8771, 23520), (9604, 21480), (10024, 20580), (10290, 20048), (10740, 19208), (10976, 18795), (11760, 17542), (12005, 17184), (12530, 16464), (13720, 15036), (14320, 14406)]