217314216

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2044

約数の個数: 144

約数和(自身を含む): 707091840

約数和(自身を除く): 489777624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 49, 56, 62, 63, 72, 84, 93, 98, 124, 126, 147, 168, 186, 196, 217, 248, 252, 279, 294, 372, 392, 434, 441, 504, 558, 588, 651, 744, 868, 882, 1116, 1176, 1302, 1519, 1736, 1764, 1953, 1987, 2232, 2604, 3038, 3528, 3906, 3974, 4557, 5208, 5961, 6076, 7812, 7948, 9114, 11922, 12152, 13671, 13909, 15624, 15896, 17883, 18228, 23844, 27342, 27818, 35766, 36456, 41727, 47688, 54684, 55636, 61597, 71532, 83454, 97363, 109368, 111272, 123194, 125181, 143064, 166908, 184791, 194726, 246388, 250362, 292089, 333816, 369582, 389452, 431179, 492776, 500724, 554373, 584178, 739164, 778904, 862358, 876267, 1001448, 1108746, 1168356, 1293537, 1478328, 1724716, 1752534, 2217492, 2336712, 2587074, 3018253, 3449432, 3505068, 3880611, 4434984, 5174148, 6036506, 7010136, 7761222, 9054759, 10348296, 12073012, 15522444, 18109518, 24146024, 27164277, 31044888, 36219036, 54328554, 72438072, 108657108, 217314216]

約数ペア:

[(1, 217314216), (2, 108657108), (3, 72438072), (4, 54328554), (6, 36219036), (7, 31044888), (8, 27164277), (9, 24146024), (12, 18109518), (14, 15522444), (18, 12073012), (21, 10348296), (24, 9054759), (28, 7761222), (31, 7010136), (36, 6036506), (42, 5174148), (49, 4434984), (56, 3880611), (62, 3505068), (63, 3449432), (72, 3018253), (84, 2587074), (93, 2336712), (98, 2217492), (124, 1752534), (126, 1724716), (147, 1478328), (168, 1293537), (186, 1168356), (196, 1108746), (217, 1001448), (248, 876267), (252, 862358), (279, 778904), (294, 739164), (372, 584178), (392, 554373), (434, 500724), (441, 492776), (504, 431179), (558, 389452), (588, 369582), (651, 333816), (744, 292089), (868, 250362), (882, 246388), (1116, 194726), (1176, 184791), (1302, 166908), (1519, 143064), (1736, 125181), (1764, 123194), (1953, 111272), (1987, 109368), (2232, 97363), (2604, 83454), (3038, 71532), (3528, 61597), (3906, 55636), (3974, 54684), (4557, 47688), (5208, 41727), (5961, 36456), (6076, 35766), (7812, 27818), (7948, 27342), (9114, 23844), (11922, 18228), (12152, 17883), (13671, 15896), (13909, 15624)]