388738560

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{1033}}^1$

素因数の和:1073

約数の個数: 240

約数和(自身を含む): 1447045776

約数和(自身を除く): 1058307216

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1033, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2066, 2240, 2352, 2560, 2688, 2940, 3099, 3136, 3360, 3584, 3840, 3920, 4132, 4480, 4704, 5165, 5376, 5880, 6198, 6272, 6720, 7231, 7680, 7840, 8264, 8960, 9408, 10330, 10752, 11760, 12396, 12544, 13440, 14462, 15495, 15680, 16528, 17920, 18816, 20660, 21693, 23520, 24792, 25088, 26880, 28924, 30990, 31360, 33056, 36155, 37632, 41320, 43386, 47040, 49584, 50617, 53760, 57848, 61980, 62720, 66112, 72310, 75264, 82640, 86772, 94080, 99168, 101234, 108465, 115696, 123960, 125440, 132224, 144620, 151851, 165280, 173544, 188160, 198336, 202468, 216930, 231392, 247920, 253085, 264448, 289240, 303702, 330560, 347088, 376320, 396672, 404936, 433860, 462784, 495840, 506170, 528896, 578480, 607404, 661120, 694176, 759255, 793344, 809872, 867720, 925568, 991680, 1012340, 1156960, 1214808, 1322240, 1388352, 1518510, 1586688, 1619744, 1735440, 1851136, 1983360, 2024680, 2313920, 2429616, 2644480, 2776704, 3037020, 3239488, 3470880, 3702272, 3966720, 4049360, 4627840, 4859232, 5553408, 6074040, 6478976, 6941760, 7933440, 8098720, 9255680, 9718464, 11106816, 12148080, 12957952, 13883520, 16197440, 18511360, 19436928, 24296160, 25915904, 27767040, 32394880, 38873856, 48592320, 55534080, 64789760, 77747712, 97184640, 129579520, 194369280, 388738560]

約数ペア:

[(1, 388738560), (2, 194369280), (3, 129579520), (4, 97184640), (5, 77747712), (6, 64789760), (7, 55534080), (8, 48592320), (10, 38873856), (12, 32394880), (14, 27767040), (15, 25915904), (16, 24296160), (20, 19436928), (21, 18511360), (24, 16197440), (28, 13883520), (30, 12957952), (32, 12148080), (35, 11106816), (40, 9718464), (42, 9255680), (48, 8098720), (49, 7933440), (56, 6941760), (60, 6478976), (64, 6074040), (70, 5553408), (80, 4859232), (84, 4627840), (96, 4049360), (98, 3966720), (105, 3702272), (112, 3470880), (120, 3239488), (128, 3037020), (140, 2776704), (147, 2644480), (160, 2429616), (168, 2313920), (192, 2024680), (196, 1983360), (210, 1851136), (224, 1735440), (240, 1619744), (245, 1586688), (256, 1518510), (280, 1388352), (294, 1322240), (320, 1214808), (336, 1156960), (384, 1012340), (392, 991680), (420, 925568), (448, 867720), (480, 809872), (490, 793344), (512, 759255), (560, 694176), (588, 661120), (640, 607404), (672, 578480), (735, 528896), (768, 506170), (784, 495840), (840, 462784), (896, 433860), (960, 404936), (980, 396672), (1033, 376320), (1120, 347088), (1176, 330560), (1280, 303702), (1344, 289240), (1470, 264448), (1536, 253085), (1568, 247920), (1680, 231392), (1792, 216930), (1920, 202468), (1960, 198336), (2066, 188160), (2240, 173544), (2352, 165280), (2560, 151851), (2688, 144620), (2940, 132224), (3099, 125440), (3136, 123960), (3360, 115696), (3584, 108465), (3840, 101234), (3920, 99168), (4132, 94080), (4480, 86772), (4704, 82640), (5165, 75264), (5376, 72310), (5880, 66112), (6198, 62720), (6272, 61980), (6720, 57848), (7231, 53760), (7680, 50617), (7840, 49584), (8264, 47040), (8960, 43386), (9408, 41320), (10330, 37632), (10752, 36155), (11760, 33056), (12396, 31360), (12544, 30990), (13440, 28924), (14462, 26880), (15495, 25088), (15680, 24792), (16528, 23520), (17920, 21693), (18816, 20660)]