421828008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1407

約数の個数: 128

約数和(自身を含む): 1261854720

約数和(自身を除く): 840026712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 47, 56, 82, 84, 94, 123, 141, 164, 168, 188, 246, 282, 287, 328, 329, 376, 492, 564, 574, 658, 861, 984, 987, 1128, 1148, 1303, 1316, 1722, 1927, 1974, 2296, 2606, 2632, 3444, 3854, 3909, 3948, 5212, 5781, 6888, 7708, 7818, 7896, 9121, 10424, 11562, 13489, 15416, 15636, 18242, 23124, 26978, 27363, 31272, 36484, 40467, 46248, 53423, 53956, 54726, 61241, 72968, 80934, 106846, 107912, 109452, 122482, 160269, 161868, 183723, 213692, 218904, 244964, 320538, 323736, 367446, 373961, 427384, 428687, 489928, 641076, 734892, 747922, 857374, 1121883, 1282152, 1286061, 1469784, 1495844, 1714748, 2243766, 2510881, 2572122, 2991688, 3429496, 4487532, 5021762, 5144244, 7532643, 8975064, 10043524, 10288488, 15065286, 17576167, 20087048, 30130572, 35152334, 52728501, 60261144, 70304668, 105457002, 140609336, 210914004, 421828008]

約数ペア:

[(1, 421828008), (2, 210914004), (3, 140609336), (4, 105457002), (6, 70304668), (7, 60261144), (8, 52728501), (12, 35152334), (14, 30130572), (21, 20087048), (24, 17576167), (28, 15065286), (41, 10288488), (42, 10043524), (47, 8975064), (56, 7532643), (82, 5144244), (84, 5021762), (94, 4487532), (123, 3429496), (141, 2991688), (164, 2572122), (168, 2510881), (188, 2243766), (246, 1714748), (282, 1495844), (287, 1469784), (328, 1286061), (329, 1282152), (376, 1121883), (492, 857374), (564, 747922), (574, 734892), (658, 641076), (861, 489928), (984, 428687), (987, 427384), (1128, 373961), (1148, 367446), (1303, 323736), (1316, 320538), (1722, 244964), (1927, 218904), (1974, 213692), (2296, 183723), (2606, 161868), (2632, 160269), (3444, 122482), (3854, 109452), (3909, 107912), (3948, 106846), (5212, 80934), (5781, 72968), (6888, 61241), (7708, 54726), (7818, 53956), (7896, 53423), (9121, 46248), (10424, 40467), (11562, 36484), (13489, 31272), (15416, 27363), (15636, 26978), (18242, 23124)]