81833920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 168

約数和(自身を含む): 240798096

約数和(自身を除く): 158964176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 307, 320, 340, 392, 448, 476, 490, 544, 560, 595, 614, 680, 784, 833, 952, 980, 1088, 1120, 1190, 1228, 1360, 1535, 1568, 1666, 1904, 1960, 2149, 2240, 2380, 2456, 2720, 3070, 3136, 3332, 3808, 3920, 4165, 4298, 4760, 4912, 5219, 5440, 6140, 6664, 7616, 7840, 8330, 8596, 9520, 9824, 10438, 10745, 12280, 13328, 15043, 15680, 16660, 17192, 19040, 19648, 20876, 21490, 24560, 26095, 26656, 30086, 33320, 34384, 36533, 38080, 41752, 42980, 49120, 52190, 53312, 60172, 66640, 68768, 73066, 75215, 83504, 85960, 98240, 104380, 120344, 133280, 137536, 146132, 150430, 167008, 171920, 182665, 208760, 240688, 255731, 266560, 292264, 300860, 334016, 343840, 365330, 417520, 481376, 511462, 584528, 601720, 687680, 730660, 835040, 962752, 1022924, 1169056, 1203440, 1278655, 1461320, 1670080, 2045848, 2338112, 2406880, 2557310, 2922640, 4091696, 4813760, 5114620, 5845280, 8183392, 10229240, 11690560, 16366784, 20458480, 40916960, 81833920]

約数ペア:

[(1, 81833920), (2, 40916960), (4, 20458480), (5, 16366784), (7, 11690560), (8, 10229240), (10, 8183392), (14, 5845280), (16, 5114620), (17, 4813760), (20, 4091696), (28, 2922640), (32, 2557310), (34, 2406880), (35, 2338112), (40, 2045848), (49, 1670080), (56, 1461320), (64, 1278655), (68, 1203440), (70, 1169056), (80, 1022924), (85, 962752), (98, 835040), (112, 730660), (119, 687680), (136, 601720), (140, 584528), (160, 511462), (170, 481376), (196, 417520), (224, 365330), (238, 343840), (245, 334016), (272, 300860), (280, 292264), (307, 266560), (320, 255731), (340, 240688), (392, 208760), (448, 182665), (476, 171920), (490, 167008), (544, 150430), (560, 146132), (595, 137536), (614, 133280), (680, 120344), (784, 104380), (833, 98240), (952, 85960), (980, 83504), (1088, 75215), (1120, 73066), (1190, 68768), (1228, 66640), (1360, 60172), (1535, 53312), (1568, 52190), (1666, 49120), (1904, 42980), (1960, 41752), (2149, 38080), (2240, 36533), (2380, 34384), (2456, 33320), (2720, 30086), (3070, 26656), (3136, 26095), (3332, 24560), (3808, 21490), (3920, 20876), (4165, 19648), (4298, 19040), (4760, 17192), (4912, 16660), (5219, 15680), (5440, 15043), (6140, 13328), (6664, 12280), (7616, 10745), (7840, 10438), (8330, 9824), (8596, 9520)]