1561361808

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{30091}}^1$

素因数の和:30172

約数の個数: 80

約数和(自身を含む): 4298582016

約数和(自身を除く): 2737220208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 47, 48, 69, 92, 94, 138, 141, 184, 188, 276, 282, 368, 376, 552, 564, 752, 1081, 1104, 1128, 2162, 2256, 3243, 4324, 6486, 8648, 12972, 17296, 25944, 30091, 51888, 60182, 90273, 120364, 180546, 240728, 361092, 481456, 692093, 722184, 1384186, 1414277, 1444368, 2076279, 2768372, 2828554, 4152558, 4242831, 5536744, 5657108, 8305116, 8485662, 11073488, 11314216, 16610232, 16971324, 22628432, 32528371, 33220464, 33942648, 65056742, 67885296, 97585113, 130113484, 195170226, 260226968, 390340452, 520453936, 780680904, 1561361808]

約数ペア:

[(1, 1561361808), (2, 780680904), (3, 520453936), (4, 390340452), (6, 260226968), (8, 195170226), (12, 130113484), (16, 97585113), (23, 67885296), (24, 65056742), (46, 33942648), (47, 33220464), (48, 32528371), (69, 22628432), (92, 16971324), (94, 16610232), (138, 11314216), (141, 11073488), (184, 8485662), (188, 8305116), (276, 5657108), (282, 5536744), (368, 4242831), (376, 4152558), (552, 2828554), (564, 2768372), (752, 2076279), (1081, 1444368), (1104, 1414277), (1128, 1384186), (2162, 722184), (2256, 692093), (3243, 481456), (4324, 361092), (6486, 240728), (8648, 180546), (12972, 120364), (17296, 90273), (25944, 60182), (30091, 51888)]