321883896

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 875888640

約数和(自身を除く): 554004744

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 71, 86, 92, 129, 138, 142, 172, 184, 191, 213, 258, 276, 284, 344, 382, 426, 516, 552, 568, 573, 764, 852, 989, 1032, 1146, 1528, 1633, 1704, 1978, 2292, 2967, 3053, 3266, 3956, 4393, 4584, 4899, 5934, 6106, 6532, 7912, 8213, 8786, 9159, 9798, 11868, 12212, 13064, 13179, 13561, 16426, 17572, 18318, 19596, 23736, 24424, 24639, 26358, 27122, 32852, 35144, 36636, 39192, 40683, 49278, 52716, 54244, 65704, 70219, 73272, 81366, 98556, 105432, 108488, 140438, 162732, 188899, 197112, 210657, 280876, 311903, 325464, 377798, 421314, 561752, 566697, 583123, 623806, 755596, 842628, 935709, 1133394, 1166246, 1247612, 1511192, 1685256, 1749369, 1871418, 2266788, 2332492, 2495224, 3498738, 3742836, 4533576, 4664984, 6997476, 7485672, 13411829, 13994952, 26823658, 40235487, 53647316, 80470974, 107294632, 160941948, 321883896]

約数ペア:

[(1, 321883896), (2, 160941948), (3, 107294632), (4, 80470974), (6, 53647316), (8, 40235487), (12, 26823658), (23, 13994952), (24, 13411829), (43, 7485672), (46, 6997476), (69, 4664984), (71, 4533576), (86, 3742836), (92, 3498738), (129, 2495224), (138, 2332492), (142, 2266788), (172, 1871418), (184, 1749369), (191, 1685256), (213, 1511192), (258, 1247612), (276, 1166246), (284, 1133394), (344, 935709), (382, 842628), (426, 755596), (516, 623806), (552, 583123), (568, 566697), (573, 561752), (764, 421314), (852, 377798), (989, 325464), (1032, 311903), (1146, 280876), (1528, 210657), (1633, 197112), (1704, 188899), (1978, 162732), (2292, 140438), (2967, 108488), (3053, 105432), (3266, 98556), (3956, 81366), (4393, 73272), (4584, 70219), (4899, 65704), (5934, 54244), (6106, 52716), (6532, 49278), (7912, 40683), (8213, 39192), (8786, 36636), (9159, 35144), (9798, 32852), (11868, 27122), (12212, 26358), (13064, 24639), (13179, 24424), (13561, 23736), (16426, 19596), (17572, 18318)]