391310080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:419

約数の個数: 216

約数和(自身を含む): 1157623488

約数和(自身を除く): 766313408

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, 128, 136, 140, 160, 170, 196, 224, 238, 245, 256, 272, 280, 320, 340, 367, 392, 448, 476, 490, 544, 560, 595, 640, 680, 734, 784, 833, 896, 952, 980, 1088, 1120, 1190, 1280, 1360, 1468, 1568, 1666, 1792, 1835, 1904, 1960, 2176, 2240, 2380, 2569, 2720, 2936, 3136, 3332, 3670, 3808, 3920, 4165, 4352, 4480, 4760, 5138, 5440, 5872, 6239, 6272, 6664, 7340, 7616, 7840, 8330, 8960, 9520, 10276, 10880, 11744, 12478, 12544, 12845, 13328, 14680, 15232, 15680, 16660, 17983, 19040, 20552, 21760, 23488, 24956, 25690, 26656, 29360, 30464, 31195, 31360, 33320, 35966, 38080, 41104, 43673, 46976, 49912, 51380, 53312, 58720, 62390, 62720, 66640, 71932, 76160, 82208, 87346, 89915, 93952, 99824, 102760, 106624, 117440, 124780, 133280, 143864, 152320, 164416, 174692, 179830, 199648, 205520, 213248, 218365, 234880, 249560, 266560, 287728, 305711, 328832, 349384, 359660, 399296, 411040, 436730, 469760, 499120, 533120, 575456, 611422, 657664, 698768, 719320, 798592, 822080, 873460, 998240, 1066240, 1150912, 1222844, 1397536, 1438640, 1528555, 1597184, 1644160, 1746920, 1996480, 2301824, 2445688, 2795072, 2877280, 3057110, 3288320, 3493840, 3992960, 4603648, 4891376, 5590144, 5754560, 6114220, 6987680, 7985920, 9782752, 11180288, 11509120, 12228440, 13975360, 19565504, 23018240, 24456880, 27950720, 39131008, 48913760, 55901440, 78262016, 97827520, 195655040, 391310080]

約数ペア:

[(1, 391310080), (2, 195655040), (4, 97827520), (5, 78262016), (7, 55901440), (8, 48913760), (10, 39131008), (14, 27950720), (16, 24456880), (17, 23018240), (20, 19565504), (28, 13975360), (32, 12228440), (34, 11509120), (35, 11180288), (40, 9782752), (49, 7985920), (56, 6987680), (64, 6114220), (68, 5754560), (70, 5590144), (80, 4891376), (85, 4603648), (98, 3992960), (112, 3493840), (119, 3288320), (128, 3057110), (136, 2877280), (140, 2795072), (160, 2445688), (170, 2301824), (196, 1996480), (224, 1746920), (238, 1644160), (245, 1597184), (256, 1528555), (272, 1438640), (280, 1397536), (320, 1222844), (340, 1150912), (367, 1066240), (392, 998240), (448, 873460), (476, 822080), (490, 798592), (544, 719320), (560, 698768), (595, 657664), (640, 611422), (680, 575456), (734, 533120), (784, 499120), (833, 469760), (896, 436730), (952, 411040), (980, 399296), (1088, 359660), (1120, 349384), (1190, 328832), (1280, 305711), (1360, 287728), (1468, 266560), (1568, 249560), (1666, 234880), (1792, 218365), (1835, 213248), (1904, 205520), (1960, 199648), (2176, 179830), (2240, 174692), (2380, 164416), (2569, 152320), (2720, 143864), (2936, 133280), (3136, 124780), (3332, 117440), (3670, 106624), (3808, 102760), (3920, 99824), (4165, 93952), (4352, 89915), (4480, 87346), (4760, 82208), (5138, 76160), (5440, 71932), (5872, 66640), (6239, 62720), (6272, 62390), (6664, 58720), (7340, 53312), (7616, 51380), (7840, 49912), (8330, 46976), (8960, 43673), (9520, 41104), (10276, 38080), (10880, 35966), (11744, 33320), (12478, 31360), (12544, 31195), (12845, 30464), (13328, 29360), (14680, 26656), (15232, 25690), (15680, 24956), (16660, 23488), (17983, 21760), (19040, 20552)]