261937116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 803362560

約数和(自身を除く): 541425444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 227, 228, 241, 252, 266, 342, 399, 454, 482, 532, 681, 684, 723, 798, 908, 964, 1197, 1362, 1446, 1589, 1596, 1687, 2043, 2169, 2394, 2724, 2892, 3178, 3374, 4086, 4313, 4338, 4579, 4767, 4788, 5061, 6356, 6748, 8172, 8626, 8676, 9158, 9534, 10122, 12939, 13737, 14301, 15183, 17252, 18316, 19068, 20244, 25878, 27474, 28602, 30191, 30366, 32053, 38817, 41211, 51756, 54707, 54948, 57204, 60382, 60732, 64106, 77634, 82422, 90573, 96159, 109414, 120764, 128212, 155268, 164121, 164844, 181146, 192318, 218828, 271719, 288477, 328242, 362292, 382949, 384636, 492363, 543438, 576954, 656484, 765898, 984726, 1039433, 1086876, 1148847, 1153908, 1531796, 1969452, 2078866, 2297694, 3118299, 3446541, 4157732, 4595388, 6236598, 6893082, 7276031, 9354897, 12473196, 13786164, 14552062, 18709794, 21828093, 29104124, 37419588, 43656186, 65484279, 87312372, 130968558, 261937116]

約数ペア:

[(1, 261937116), (2, 130968558), (3, 87312372), (4, 65484279), (6, 43656186), (7, 37419588), (9, 29104124), (12, 21828093), (14, 18709794), (18, 14552062), (19, 13786164), (21, 12473196), (28, 9354897), (36, 7276031), (38, 6893082), (42, 6236598), (57, 4595388), (63, 4157732), (76, 3446541), (84, 3118299), (114, 2297694), (126, 2078866), (133, 1969452), (171, 1531796), (227, 1153908), (228, 1148847), (241, 1086876), (252, 1039433), (266, 984726), (342, 765898), (399, 656484), (454, 576954), (482, 543438), (532, 492363), (681, 384636), (684, 382949), (723, 362292), (798, 328242), (908, 288477), (964, 271719), (1197, 218828), (1362, 192318), (1446, 181146), (1589, 164844), (1596, 164121), (1687, 155268), (2043, 128212), (2169, 120764), (2394, 109414), (2724, 96159), (2892, 90573), (3178, 82422), (3374, 77634), (4086, 64106), (4313, 60732), (4338, 60382), (4579, 57204), (4767, 54948), (4788, 54707), (5061, 51756), (6356, 41211), (6748, 38817), (8172, 32053), (8626, 30366), (8676, 30191), (9158, 28602), (9534, 27474), (10122, 25878), (12939, 20244), (13737, 19068), (14301, 18316), (15183, 17252)]