1661513256

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7129}}^1$

素因数の和:7240

約数の個数: 128

約数和(自身を含む): 5030928000

約数和(自身を除く): 3369414744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 83, 104, 108, 117, 156, 166, 216, 234, 249, 312, 332, 351, 468, 498, 664, 702, 747, 936, 996, 1079, 1404, 1494, 1992, 2158, 2241, 2808, 2988, 3237, 4316, 4482, 5976, 6474, 7129, 8632, 8964, 9711, 12948, 14258, 17928, 19422, 21387, 25896, 28516, 29133, 38844, 42774, 57032, 58266, 64161, 77688, 85548, 92677, 116532, 128322, 171096, 185354, 192483, 233064, 256644, 278031, 370708, 384966, 513288, 556062, 591707, 741416, 769932, 834093, 1112124, 1183414, 1539864, 1668186, 1775121, 2224248, 2366828, 2502279, 3336372, 3550242, 4733656, 5004558, 5325363, 6672744, 7100484, 7692191, 10009116, 10650726, 14200968, 15384382, 15976089, 20018232, 21301452, 23076573, 30768764, 31952178, 42602904, 46153146, 61537528, 63904356, 69229719, 92306292, 127808712, 138459438, 184612584, 207689157, 276918876, 415378314, 553837752, 830756628, 1661513256]

約数ペア:

[(1, 1661513256), (2, 830756628), (3, 553837752), (4, 415378314), (6, 276918876), (8, 207689157), (9, 184612584), (12, 138459438), (13, 127808712), (18, 92306292), (24, 69229719), (26, 63904356), (27, 61537528), (36, 46153146), (39, 42602904), (52, 31952178), (54, 30768764), (72, 23076573), (78, 21301452), (83, 20018232), (104, 15976089), (108, 15384382), (117, 14200968), (156, 10650726), (166, 10009116), (216, 7692191), (234, 7100484), (249, 6672744), (312, 5325363), (332, 5004558), (351, 4733656), (468, 3550242), (498, 3336372), (664, 2502279), (702, 2366828), (747, 2224248), (936, 1775121), (996, 1668186), (1079, 1539864), (1404, 1183414), (1494, 1112124), (1992, 834093), (2158, 769932), (2241, 741416), (2808, 591707), (2988, 556062), (3237, 513288), (4316, 384966), (4482, 370708), (5976, 278031), (6474, 256644), (7129, 233064), (8632, 192483), (8964, 185354), (9711, 171096), (12948, 128322), (14258, 116532), (17928, 92677), (19422, 85548), (21387, 77688), (25896, 64161), (28516, 58266), (29133, 57032), (38844, 42774)]