289280628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{389}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 906272640

約数和(自身を除く): 616992012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 227, 234, 252, 273, 364, 389, 454, 468, 546, 681, 778, 819, 908, 1092, 1167, 1362, 1556, 1589, 1638, 2043, 2334, 2723, 2724, 2951, 3178, 3276, 3501, 4086, 4668, 4767, 5057, 5446, 5902, 6356, 7002, 8169, 8172, 8853, 9534, 10114, 10892, 11804, 14004, 14301, 15171, 16338, 17706, 19068, 20228, 20657, 24507, 26559, 28602, 30342, 32676, 35399, 35412, 41314, 45513, 49014, 53118, 57204, 60684, 61971, 70798, 82628, 88303, 91026, 98028, 106197, 106236, 123942, 141596, 176606, 182052, 185913, 212394, 247884, 264909, 318591, 353212, 371826, 424788, 529818, 618121, 637182, 743652, 794727, 1059636, 1147939, 1236242, 1274364, 1589454, 1854363, 2295878, 2472484, 3178908, 3443817, 3708726, 4591756, 5563089, 6887634, 7417452, 8035573, 10331451, 11126178, 13775268, 16071146, 20662902, 22252356, 24106719, 32142292, 41325804, 48213438, 72320157, 96426876, 144640314, 289280628]

約数ペア:

[(1, 289280628), (2, 144640314), (3, 96426876), (4, 72320157), (6, 48213438), (7, 41325804), (9, 32142292), (12, 24106719), (13, 22252356), (14, 20662902), (18, 16071146), (21, 13775268), (26, 11126178), (28, 10331451), (36, 8035573), (39, 7417452), (42, 6887634), (52, 5563089), (63, 4591756), (78, 3708726), (84, 3443817), (91, 3178908), (117, 2472484), (126, 2295878), (156, 1854363), (182, 1589454), (227, 1274364), (234, 1236242), (252, 1147939), (273, 1059636), (364, 794727), (389, 743652), (454, 637182), (468, 618121), (546, 529818), (681, 424788), (778, 371826), (819, 353212), (908, 318591), (1092, 264909), (1167, 247884), (1362, 212394), (1556, 185913), (1589, 182052), (1638, 176606), (2043, 141596), (2334, 123942), (2723, 106236), (2724, 106197), (2951, 98028), (3178, 91026), (3276, 88303), (3501, 82628), (4086, 70798), (4668, 61971), (4767, 60684), (5057, 57204), (5446, 53118), (5902, 49014), (6356, 45513), (7002, 41314), (8169, 35412), (8172, 35399), (8853, 32676), (9534, 30342), (10114, 28602), (10892, 26559), (11804, 24507), (14004, 20657), (14301, 20228), (15171, 19068), (16338, 17706)]