390101880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:350

約数の個数: 256

約数和(自身を含む): 1405071360

約数和(自身を除く): 1014969480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 47, 56, 60, 70, 82, 84, 94, 105, 120, 123, 140, 141, 164, 168, 188, 205, 210, 235, 241, 246, 280, 282, 287, 328, 329, 376, 410, 420, 470, 482, 492, 564, 574, 615, 658, 705, 723, 820, 840, 861, 940, 964, 984, 987, 1128, 1148, 1205, 1230, 1316, 1410, 1435, 1446, 1640, 1645, 1687, 1722, 1880, 1927, 1928, 1974, 2296, 2410, 2460, 2632, 2820, 2870, 2892, 3290, 3374, 3444, 3615, 3854, 3948, 4305, 4820, 4920, 4935, 5061, 5640, 5740, 5781, 5784, 6580, 6748, 6888, 7230, 7708, 7896, 8435, 8610, 9635, 9640, 9870, 9881, 10122, 11327, 11480, 11562, 13160, 13489, 13496, 14460, 15416, 16870, 17220, 19270, 19740, 19762, 20244, 22654, 23124, 25305, 26978, 28905, 28920, 29643, 33740, 33981, 34440, 38540, 39480, 39524, 40467, 40488, 45308, 46248, 49405, 50610, 53956, 56635, 57810, 59286, 67445, 67480, 67962, 69167, 77080, 79048, 79289, 80934, 90616, 98810, 101220, 107912, 113270, 115620, 118572, 134890, 135924, 138334, 148215, 158578, 161868, 169905, 197620, 202335, 202440, 207501, 226540, 231240, 237144, 237867, 269780, 271848, 276668, 296430, 317156, 323736, 339810, 345835, 395240, 396445, 404670, 415002, 453080, 464407, 475734, 539560, 553336, 592860, 634312, 679620, 691670, 792890, 809340, 830004, 928814, 951468, 1037505, 1185720, 1189335, 1359240, 1383340, 1393221, 1585780, 1618680, 1660008, 1857628, 1902936, 2075010, 2322035, 2378670, 2766680, 2786442, 3171560, 3250849, 3715256, 4150020, 4644070, 4757340, 5572884, 6501698, 6966105, 8300040, 9288140, 9514680, 9752547, 11145768, 13003396, 13932210, 16254245, 18576280, 19505094, 26006792, 27864420, 32508490, 39010188, 48762735, 55728840, 65016980, 78020376, 97525470, 130033960, 195050940, 390101880]

約数ペア:

[(1, 390101880), (2, 195050940), (3, 130033960), (4, 97525470), (5, 78020376), (6, 65016980), (7, 55728840), (8, 48762735), (10, 39010188), (12, 32508490), (14, 27864420), (15, 26006792), (20, 19505094), (21, 18576280), (24, 16254245), (28, 13932210), (30, 13003396), (35, 11145768), (40, 9752547), (41, 9514680), (42, 9288140), (47, 8300040), (56, 6966105), (60, 6501698), (70, 5572884), (82, 4757340), (84, 4644070), (94, 4150020), (105, 3715256), (120, 3250849), (123, 3171560), (140, 2786442), (141, 2766680), (164, 2378670), (168, 2322035), (188, 2075010), (205, 1902936), (210, 1857628), (235, 1660008), (241, 1618680), (246, 1585780), (280, 1393221), (282, 1383340), (287, 1359240), (328, 1189335), (329, 1185720), (376, 1037505), (410, 951468), (420, 928814), (470, 830004), (482, 809340), (492, 792890), (564, 691670), (574, 679620), (615, 634312), (658, 592860), (705, 553336), (723, 539560), (820, 475734), (840, 464407), (861, 453080), (940, 415002), (964, 404670), (984, 396445), (987, 395240), (1128, 345835), (1148, 339810), (1205, 323736), (1230, 317156), (1316, 296430), (1410, 276668), (1435, 271848), (1446, 269780), (1640, 237867), (1645, 237144), (1687, 231240), (1722, 226540), (1880, 207501), (1927, 202440), (1928, 202335), (1974, 197620), (2296, 169905), (2410, 161868), (2460, 158578), (2632, 148215), (2820, 138334), (2870, 135924), (2892, 134890), (3290, 118572), (3374, 115620), (3444, 113270), (3615, 107912), (3854, 101220), (3948, 98810), (4305, 90616), (4820, 80934), (4920, 79289), (4935, 79048), (5061, 77080), (5640, 69167), (5740, 67962), (5781, 67480), (5784, 67445), (6580, 59286), (6748, 57810), (6888, 56635), (7230, 53956), (7708, 50610), (7896, 49405), (8435, 46248), (8610, 45308), (9635, 40488), (9640, 40467), (9870, 39524), (9881, 39480), (10122, 38540), (11327, 34440), (11480, 33981), (11562, 33740), (13160, 29643), (13489, 28920), (13496, 28905), (14460, 26978), (15416, 25305), (16870, 23124), (17220, 22654), (19270, 20244), (19740, 19762)]