218179520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:502

約数の個数: 112

約数和(自身を含む): 564550560

約数和(自身を除く): 346371040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 179, 208, 260, 293, 320, 358, 416, 520, 586, 716, 832, 895, 1040, 1172, 1432, 1465, 1790, 2080, 2327, 2344, 2864, 2930, 3580, 3809, 4160, 4654, 4688, 5728, 5860, 7160, 7618, 9308, 9376, 11456, 11635, 11720, 14320, 15236, 18616, 18752, 19045, 23270, 23440, 28640, 30472, 37232, 38090, 46540, 46880, 52447, 57280, 60944, 74464, 76180, 93080, 93760, 104894, 121888, 148928, 152360, 186160, 209788, 243776, 262235, 304720, 372320, 419576, 524470, 609440, 681811, 744640, 839152, 1048940, 1218880, 1363622, 1678304, 2097880, 2727244, 3356608, 3409055, 4195760, 5454488, 6818110, 8391520, 10908976, 13636220, 16783040, 21817952, 27272440, 43635904, 54544880, 109089760, 218179520]

約数ペア:

[(1, 218179520), (2, 109089760), (4, 54544880), (5, 43635904), (8, 27272440), (10, 21817952), (13, 16783040), (16, 13636220), (20, 10908976), (26, 8391520), (32, 6818110), (40, 5454488), (52, 4195760), (64, 3409055), (65, 3356608), (80, 2727244), (104, 2097880), (130, 1678304), (160, 1363622), (179, 1218880), (208, 1048940), (260, 839152), (293, 744640), (320, 681811), (358, 609440), (416, 524470), (520, 419576), (586, 372320), (716, 304720), (832, 262235), (895, 243776), (1040, 209788), (1172, 186160), (1432, 152360), (1465, 148928), (1790, 121888), (2080, 104894), (2327, 93760), (2344, 93080), (2864, 76180), (2930, 74464), (3580, 60944), (3809, 57280), (4160, 52447), (4654, 46880), (4688, 46540), (5728, 38090), (5860, 37232), (7160, 30472), (7618, 28640), (9308, 23440), (9376, 23270), (11456, 19045), (11635, 18752), (11720, 18616), (14320, 15236)]