245655942660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{516757}}^1$

素因数の和:516930

約数の個数: 144

約数和(自身を含む): 790019630400

約数和(自身を除く): 544363687740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 171, 180, 190, 228, 278, 285, 342, 380, 417, 556, 570, 684, 695, 834, 855, 1140, 1251, 1390, 1668, 1710, 2085, 2502, 2641, 2780, 3420, 4170, 5004, 5282, 6255, 7923, 8340, 10564, 12510, 13205, 15846, 23769, 25020, 26410, 31692, 39615, 47538, 52820, 79230, 95076, 118845, 158460, 237690, 475380, 516757, 1033514, 1550271, 2067028, 2583785, 3100542, 4650813, 5167570, 6201084, 7751355, 9301626, 9818383, 10335140, 15502710, 18603252, 19636766, 23254065, 29455149, 31005420, 39273532, 46508130, 49091915, 58910298, 71829223, 88365447, 93016260, 98183830, 117820596, 143658446, 147275745, 176730894, 196367660, 215487669, 287316892, 294551490, 353461788, 359146115, 430975338, 441827235, 589102980, 646463007, 718292230, 861950676, 883654470, 1077438345, 1292926014, 1364755237, 1436584460, 1767308940, 2154876690, 2585852028, 2729510474, 3232315035, 4094265711, 4309753380, 5459020948, 6464630070, 6823776185, 8188531422, 12282797133, 12929260140, 13647552370, 16377062844, 20471328555, 24565594266, 27295104740, 40942657110, 49131188532, 61413985665, 81885314220, 122827971330, 245655942660]

約数ペア:

[(1, 245655942660), (2, 122827971330), (3, 81885314220), (4, 61413985665), (5, 49131188532), (6, 40942657110), (9, 27295104740), (10, 24565594266), (12, 20471328555), (15, 16377062844), (18, 13647552370), (19, 12929260140), (20, 12282797133), (30, 8188531422), (36, 6823776185), (38, 6464630070), (45, 5459020948), (57, 4309753380), (60, 4094265711), (76, 3232315035), (90, 2729510474), (95, 2585852028), (114, 2154876690), (139, 1767308940), (171, 1436584460), (180, 1364755237), (190, 1292926014), (228, 1077438345), (278, 883654470), (285, 861950676), (342, 718292230), (380, 646463007), (417, 589102980), (556, 441827235), (570, 430975338), (684, 359146115), (695, 353461788), (834, 294551490), (855, 287316892), (1140, 215487669), (1251, 196367660), (1390, 176730894), (1668, 147275745), (1710, 143658446), (2085, 117820596), (2502, 98183830), (2641, 93016260), (2780, 88365447), (3420, 71829223), (4170, 58910298), (5004, 49091915), (5282, 46508130), (6255, 39273532), (7923, 31005420), (8340, 29455149), (10564, 23254065), (12510, 19636766), (13205, 18603252), (15846, 15502710), (23769, 10335140), (25020, 9818383), (26410, 9301626), (31692, 7751355), (39615, 6201084), (47538, 5167570), (52820, 4650813), (79230, 3100542), (95076, 2583785), (118845, 2067028), (158460, 1550271), (237690, 1033514), (475380, 516757)]