1990067352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{1039}}^1$

素因数の和:1945

約数の個数: 128

約数和(自身を含む): 6136166400

約数和(自身を除く): 4146099048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 877, 1039, 1092, 1754, 2078, 2184, 2631, 3117, 3508, 4156, 5262, 6139, 6234, 7016, 7273, 8312, 10524, 11401, 12278, 12468, 13507, 14546, 18417, 21048, 21819, 22802, 24556, 24936, 27014, 29092, 34203, 36834, 40521, 43638, 45604, 49112, 54028, 58184, 68406, 73668, 79807, 81042, 87276, 91208, 94549, 108056, 136812, 147336, 159614, 162084, 174552, 189098, 239421, 273624, 283647, 319228, 324168, 378196, 478842, 567294, 638456, 756392, 911203, 957684, 1134588, 1822406, 1915368, 2269176, 2733609, 3644812, 5467218, 6378421, 7289624, 10934436, 11845639, 12756842, 19135263, 21868872, 23691278, 25513684, 35536917, 38270526, 47382556, 51027368, 71073834, 76541052, 82919473, 94765112, 142147668, 153082104, 165838946, 248758419, 284295336, 331677892, 497516838, 663355784, 995033676, 1990067352]

約数ペア:

[(1, 1990067352), (2, 995033676), (3, 663355784), (4, 497516838), (6, 331677892), (7, 284295336), (8, 248758419), (12, 165838946), (13, 153082104), (14, 142147668), (21, 94765112), (24, 82919473), (26, 76541052), (28, 71073834), (39, 51027368), (42, 47382556), (52, 38270526), (56, 35536917), (78, 25513684), (84, 23691278), (91, 21868872), (104, 19135263), (156, 12756842), (168, 11845639), (182, 10934436), (273, 7289624), (312, 6378421), (364, 5467218), (546, 3644812), (728, 2733609), (877, 2269176), (1039, 1915368), (1092, 1822406), (1754, 1134588), (2078, 957684), (2184, 911203), (2631, 756392), (3117, 638456), (3508, 567294), (4156, 478842), (5262, 378196), (6139, 324168), (6234, 319228), (7016, 283647), (7273, 273624), (8312, 239421), (10524, 189098), (11401, 174552), (12278, 162084), (12468, 159614), (13507, 147336), (14546, 136812), (18417, 108056), (21048, 94549), (21819, 91208), (22802, 87276), (24556, 81042), (24936, 79807), (27014, 73668), (29092, 68406), (34203, 58184), (36834, 54028), (40521, 49112), (43638, 45604)]