347898512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1960

約数の個数: 80

約数和(自身を含む): 780783360

約数和(自身を除く): 432884848

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 208, 247, 304, 376, 494, 611, 752, 893, 988, 1222, 1786, 1873, 1976, 2444, 3572, 3746, 3952, 4888, 7144, 7492, 9776, 11609, 14288, 14984, 23218, 24349, 29968, 35587, 46436, 48698, 71174, 88031, 92872, 97396, 142348, 176062, 185744, 194792, 284696, 352124, 389584, 462631, 569392, 704248, 925262, 1144403, 1408496, 1672589, 1850524, 2288806, 3345178, 3701048, 4577612, 6690356, 7402096, 9155224, 13380712, 18310448, 21743657, 26761424, 43487314, 86974628, 173949256, 347898512]

約数ペア:

[(1, 347898512), (2, 173949256), (4, 86974628), (8, 43487314), (13, 26761424), (16, 21743657), (19, 18310448), (26, 13380712), (38, 9155224), (47, 7402096), (52, 6690356), (76, 4577612), (94, 3701048), (104, 3345178), (152, 2288806), (188, 1850524), (208, 1672589), (247, 1408496), (304, 1144403), (376, 925262), (494, 704248), (611, 569392), (752, 462631), (893, 389584), (988, 352124), (1222, 284696), (1786, 194792), (1873, 185744), (1976, 176062), (2444, 142348), (3572, 97396), (3746, 92872), (3952, 88031), (4888, 71174), (7144, 48698), (7492, 46436), (9776, 35587), (11609, 29968), (14288, 24349), (14984, 23218)]