38321920

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 216

約数和(自身を含む): 117440064

約数和(自身を除く): 79118144

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 49, 52, 56, 64, 65, 70, 80, 91, 94, 98, 104, 112, 128, 130, 140, 160, 182, 188, 196, 208, 224, 235, 245, 256, 260, 280, 320, 329, 364, 376, 392, 416, 448, 455, 470, 490, 520, 560, 611, 637, 640, 658, 728, 752, 784, 832, 896, 910, 940, 980, 1040, 1120, 1222, 1274, 1280, 1316, 1456, 1504, 1568, 1645, 1664, 1792, 1820, 1880, 1960, 2080, 2240, 2303, 2444, 2548, 2632, 2912, 3008, 3055, 3136, 3185, 3290, 3328, 3640, 3760, 3920, 4160, 4277, 4480, 4606, 4888, 5096, 5264, 5824, 6016, 6110, 6272, 6370, 6580, 7280, 7520, 7840, 8320, 8554, 8960, 9212, 9776, 10192, 10528, 11515, 11648, 12032, 12220, 12544, 12740, 13160, 14560, 15040, 15680, 16640, 17108, 18424, 19552, 20384, 21056, 21385, 23030, 23296, 24440, 25480, 26320, 29120, 29939, 30080, 31360, 34216, 36848, 39104, 40768, 42112, 42770, 46060, 48880, 50960, 52640, 58240, 59878, 60160, 62720, 68432, 73696, 78208, 81536, 84224, 85540, 92120, 97760, 101920, 105280, 116480, 119756, 136864, 147392, 149695, 156416, 163072, 171080, 184240, 195520, 203840, 210560, 239512, 273728, 294784, 299390, 342160, 368480, 391040, 407680, 421120, 479024, 547456, 589568, 598780, 684320, 736960, 782080, 815360, 958048, 1094912, 1197560, 1368640, 1473920, 1916096, 2395120, 2737280, 2947840, 3832192, 4790240, 5474560, 7664384, 9580480, 19160960, 38321920]

約数ペア:

[(1, 38321920), (2, 19160960), (4, 9580480), (5, 7664384), (7, 5474560), (8, 4790240), (10, 3832192), (13, 2947840), (14, 2737280), (16, 2395120), (20, 1916096), (26, 1473920), (28, 1368640), (32, 1197560), (35, 1094912), (40, 958048), (47, 815360), (49, 782080), (52, 736960), (56, 684320), (64, 598780), (65, 589568), (70, 547456), (80, 479024), (91, 421120), (94, 407680), (98, 391040), (104, 368480), (112, 342160), (128, 299390), (130, 294784), (140, 273728), (160, 239512), (182, 210560), (188, 203840), (196, 195520), (208, 184240), (224, 171080), (235, 163072), (245, 156416), (256, 149695), (260, 147392), (280, 136864), (320, 119756), (329, 116480), (364, 105280), (376, 101920), (392, 97760), (416, 92120), (448, 85540), (455, 84224), (470, 81536), (490, 78208), (520, 73696), (560, 68432), (611, 62720), (637, 60160), (640, 59878), (658, 58240), (728, 52640), (752, 50960), (784, 48880), (832, 46060), (896, 42770), (910, 42112), (940, 40768), (980, 39104), (1040, 36848), (1120, 34216), (1222, 31360), (1274, 30080), (1280, 29939), (1316, 29120), (1456, 26320), (1504, 25480), (1568, 24440), (1645, 23296), (1664, 23030), (1792, 21385), (1820, 21056), (1880, 20384), (1960, 19552), (2080, 18424), (2240, 17108), (2303, 16640), (2444, 15680), (2548, 15040), (2632, 14560), (2912, 13160), (3008, 12740), (3055, 12544), (3136, 12220), (3185, 12032), (3290, 11648), (3328, 11515), (3640, 10528), (3760, 10192), (3920, 9776), (4160, 9212), (4277, 8960), (4480, 8554), (4606, 8320), (4888, 7840), (5096, 7520), (5264, 7280), (5824, 6580), (6016, 6370), (6110, 6272)]