320131854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2086

約数の個数: 96

約数和(自身を含む): 838656000

約数和(自身を除く): 518524146

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 41, 42, 62, 63, 82, 93, 123, 126, 186, 217, 246, 279, 287, 369, 434, 558, 574, 651, 738, 861, 1271, 1302, 1722, 1953, 1999, 2542, 2583, 3813, 3906, 3998, 5166, 5997, 7626, 8897, 11439, 11994, 13993, 17794, 17991, 22878, 26691, 27986, 35982, 41979, 53382, 61969, 80073, 81959, 83958, 123938, 125937, 160146, 163918, 185907, 245877, 251874, 371814, 433783, 491754, 557721, 573713, 737631, 867566, 1115442, 1147426, 1301349, 1475262, 1721139, 2540729, 2602698, 3442278, 3904047, 5081458, 5163417, 7622187, 7808094, 10326834, 15244374, 17785103, 22866561, 35570206, 45733122, 53355309, 106710618, 160065927, 320131854]

約数ペア:

[(1, 320131854), (2, 160065927), (3, 106710618), (6, 53355309), (7, 45733122), (9, 35570206), (14, 22866561), (18, 17785103), (21, 15244374), (31, 10326834), (41, 7808094), (42, 7622187), (62, 5163417), (63, 5081458), (82, 3904047), (93, 3442278), (123, 2602698), (126, 2540729), (186, 1721139), (217, 1475262), (246, 1301349), (279, 1147426), (287, 1115442), (369, 867566), (434, 737631), (558, 573713), (574, 557721), (651, 491754), (738, 433783), (861, 371814), (1271, 251874), (1302, 245877), (1722, 185907), (1953, 163918), (1999, 160146), (2542, 125937), (2583, 123938), (3813, 83958), (3906, 81959), (3998, 80073), (5166, 61969), (5997, 53382), (7626, 41979), (8897, 35982), (11439, 27986), (11994, 26691), (13993, 22878), (17794, 17991)]