406444428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1148

約数の個数: 144

約数和(自身を含む): 1192871680

約数和(自身を除く): 786427252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 43, 52, 57, 76, 78, 86, 114, 117, 129, 156, 171, 172, 228, 234, 247, 258, 342, 387, 468, 494, 516, 559, 684, 741, 774, 817, 988, 1063, 1118, 1482, 1548, 1634, 1677, 2126, 2223, 2236, 2451, 2964, 3189, 3268, 3354, 4252, 4446, 4902, 5031, 6378, 6708, 7353, 8892, 9567, 9804, 10062, 10621, 12756, 13819, 14706, 19134, 20124, 20197, 21242, 27638, 29412, 31863, 38268, 40394, 41457, 42484, 45709, 55276, 60591, 63726, 80788, 82914, 91418, 95589, 121182, 124371, 127452, 137127, 165828, 181773, 182836, 191178, 242364, 248742, 262561, 274254, 363546, 382356, 411381, 497484, 525122, 548508, 594217, 727092, 787683, 822762, 868471, 1050244, 1188434, 1575366, 1645524, 1736942, 1782651, 2363049, 2376868, 2605413, 3150732, 3473884, 3565302, 4726098, 5210826, 5347953, 7130604, 7816239, 9452196, 10421652, 10695906, 11290123, 15632478, 21391812, 22580246, 31264956, 33870369, 45160492, 67740738, 101611107, 135481476, 203222214, 406444428]

約数ペア:

[(1, 406444428), (2, 203222214), (3, 135481476), (4, 101611107), (6, 67740738), (9, 45160492), (12, 33870369), (13, 31264956), (18, 22580246), (19, 21391812), (26, 15632478), (36, 11290123), (38, 10695906), (39, 10421652), (43, 9452196), (52, 7816239), (57, 7130604), (76, 5347953), (78, 5210826), (86, 4726098), (114, 3565302), (117, 3473884), (129, 3150732), (156, 2605413), (171, 2376868), (172, 2363049), (228, 1782651), (234, 1736942), (247, 1645524), (258, 1575366), (342, 1188434), (387, 1050244), (468, 868471), (494, 822762), (516, 787683), (559, 727092), (684, 594217), (741, 548508), (774, 525122), (817, 497484), (988, 411381), (1063, 382356), (1118, 363546), (1482, 274254), (1548, 262561), (1634, 248742), (1677, 242364), (2126, 191178), (2223, 182836), (2236, 181773), (2451, 165828), (2964, 137127), (3189, 127452), (3268, 124371), (3354, 121182), (4252, 95589), (4446, 91418), (4902, 82914), (5031, 80788), (6378, 63726), (6708, 60591), (7353, 55276), (8892, 45709), (9567, 42484), (9804, 41457), (10062, 40394), (10621, 38268), (12756, 31863), (13819, 29412), (14706, 27638), (19134, 21242), (20124, 20197)]