244551492

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 636155520

約数和(自身を除く): 391604028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 239, 258, 387, 478, 516, 661, 717, 774, 956, 1322, 1434, 1548, 1983, 2151, 2644, 2868, 3966, 4302, 5949, 7932, 8604, 10277, 11898, 20554, 23796, 28423, 30831, 41108, 56846, 61662, 85269, 92493, 113692, 123324, 157979, 170538, 184986, 255807, 315958, 341076, 369972, 473937, 511614, 631916, 947874, 1023228, 1421811, 1895748, 2843622, 5687244, 6793097, 13586194, 20379291, 27172388, 40758582, 61137873, 81517164, 122275746, 244551492]

約数ペア:

[(1, 244551492), (2, 122275746), (3, 81517164), (4, 61137873), (6, 40758582), (9, 27172388), (12, 20379291), (18, 13586194), (36, 6793097), (43, 5687244), (86, 2843622), (129, 1895748), (172, 1421811), (239, 1023228), (258, 947874), (387, 631916), (478, 511614), (516, 473937), (661, 369972), (717, 341076), (774, 315958), (956, 255807), (1322, 184986), (1434, 170538), (1548, 157979), (1983, 123324), (2151, 113692), (2644, 92493), (2868, 85269), (3966, 61662), (4302, 56846), (5949, 41108), (7932, 30831), (8604, 28423), (10277, 23796), (11898, 20554)]