61784320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 164828160

約数和(自身を除く): 103043840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 79, 80, 94, 104, 128, 130, 158, 160, 188, 208, 235, 256, 260, 316, 320, 376, 395, 416, 470, 520, 611, 632, 640, 752, 790, 832, 940, 1027, 1040, 1222, 1264, 1280, 1504, 1580, 1664, 1880, 2054, 2080, 2444, 2528, 3008, 3055, 3160, 3328, 3713, 3760, 4108, 4160, 4888, 5056, 5135, 6016, 6110, 6320, 7426, 7520, 8216, 8320, 9776, 10112, 10270, 12032, 12220, 12640, 14852, 15040, 16432, 16640, 18565, 19552, 20224, 20540, 24440, 25280, 29704, 30080, 32864, 37130, 39104, 41080, 48269, 48880, 50560, 59408, 60160, 65728, 74260, 78208, 82160, 96538, 97760, 101120, 118816, 131456, 148520, 156416, 164320, 193076, 195520, 237632, 241345, 262912, 297040, 328640, 386152, 391040, 475264, 482690, 594080, 657280, 772304, 782080, 950528, 965380, 1188160, 1314560, 1544608, 1930760, 2376320, 3089216, 3861520, 4752640, 6178432, 7723040, 12356864, 15446080, 30892160, 61784320]

約数ペア:

[(1, 61784320), (2, 30892160), (4, 15446080), (5, 12356864), (8, 7723040), (10, 6178432), (13, 4752640), (16, 3861520), (20, 3089216), (26, 2376320), (32, 1930760), (40, 1544608), (47, 1314560), (52, 1188160), (64, 965380), (65, 950528), (79, 782080), (80, 772304), (94, 657280), (104, 594080), (128, 482690), (130, 475264), (158, 391040), (160, 386152), (188, 328640), (208, 297040), (235, 262912), (256, 241345), (260, 237632), (316, 195520), (320, 193076), (376, 164320), (395, 156416), (416, 148520), (470, 131456), (520, 118816), (611, 101120), (632, 97760), (640, 96538), (752, 82160), (790, 78208), (832, 74260), (940, 65728), (1027, 60160), (1040, 59408), (1222, 50560), (1264, 48880), (1280, 48269), (1504, 41080), (1580, 39104), (1664, 37130), (1880, 32864), (2054, 30080), (2080, 29704), (2444, 25280), (2528, 24440), (3008, 20540), (3055, 20224), (3160, 19552), (3328, 18565), (3713, 16640), (3760, 16432), (4108, 15040), (4160, 14852), (4888, 12640), (5056, 12220), (5135, 12032), (6016, 10270), (6110, 10112), (6320, 9776), (7426, 8320), (7520, 8216)]