78123276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28183}}^1$

素因数の和:28211

約数の個数: 72

約数和(自身を含む): 246215424

約数和(自身を除く): 168092148

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 28183, 56366, 84549, 112732, 169098, 197281, 253647, 310013, 338196, 394562, 507294, 591843, 620026, 789124, 930039, 1014588, 1183686, 1240052, 1775529, 1860078, 2170091, 2367372, 2790117, 3551058, 3720156, 4340182, 5580234, 6510273, 7102116, 8680364, 11160468, 13020546, 19530819, 26041092, 39061638, 78123276]

約数ペア:

[(1, 78123276), (2, 39061638), (3, 26041092), (4, 19530819), (6, 13020546), (7, 11160468), (9, 8680364), (11, 7102116), (12, 6510273), (14, 5580234), (18, 4340182), (21, 3720156), (22, 3551058), (28, 2790117), (33, 2367372), (36, 2170091), (42, 1860078), (44, 1775529), (63, 1240052), (66, 1183686), (77, 1014588), (84, 930039), (99, 789124), (126, 620026), (132, 591843), (154, 507294), (198, 394562), (231, 338196), (252, 310013), (308, 253647), (396, 197281), (462, 169098), (693, 112732), (924, 84549), (1386, 56366), (2772, 28183)]