389609880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 256

約数和(自身を含む): 1367331840

約数和(自身を除く): 977721960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 41, 44, 46, 55, 60, 66, 69, 82, 88, 92, 110, 115, 120, 123, 132, 138, 164, 165, 184, 205, 220, 230, 246, 253, 264, 276, 313, 328, 330, 345, 410, 440, 451, 460, 492, 506, 552, 615, 626, 660, 690, 759, 820, 902, 920, 939, 943, 984, 1012, 1230, 1252, 1265, 1320, 1353, 1380, 1518, 1565, 1640, 1804, 1878, 1886, 2024, 2255, 2460, 2504, 2530, 2706, 2760, 2829, 3036, 3130, 3443, 3608, 3756, 3772, 3795, 4510, 4695, 4715, 4920, 5060, 5412, 5658, 6072, 6260, 6765, 6886, 7199, 7512, 7544, 7590, 9020, 9390, 9430, 10120, 10329, 10373, 10824, 11316, 12520, 12833, 13530, 13772, 14145, 14398, 15180, 17215, 18040, 18780, 18860, 20658, 20746, 21597, 22632, 25666, 27060, 27544, 28290, 28796, 30360, 31119, 34430, 35995, 37560, 37720, 38499, 41316, 41492, 43194, 51332, 51645, 51865, 54120, 56580, 57592, 62238, 64165, 68860, 71990, 76998, 79189, 82632, 82984, 86388, 102664, 103290, 103730, 107985, 113160, 124476, 128330, 137720, 141163, 143980, 153996, 155595, 158378, 172776, 192495, 206580, 207460, 215970, 237567, 248952, 256660, 282326, 287960, 295159, 307992, 311190, 316756, 384990, 395945, 413160, 414920, 423489, 431940, 475134, 513320, 564652, 590318, 622380, 633512, 705815, 769980, 791890, 846978, 863880, 885477, 950268, 1129304, 1180636, 1187835, 1244760, 1411630, 1475795, 1539960, 1583780, 1693956, 1770954, 1900536, 2117445, 2361272, 2375670, 2823260, 2951590, 3167560, 3246749, 3387912, 3541908, 4234890, 4427385, 4751340, 5646520, 5903180, 6493498, 7083816, 8469780, 8854770, 9502680, 9740247, 11806360, 12986996, 16233745, 16939560, 17709540, 19480494, 25973992, 32467490, 35419080, 38960988, 48701235, 64934980, 77921976, 97402470, 129869960, 194804940, 389609880]

約数ペア:

[(1, 389609880), (2, 194804940), (3, 129869960), (4, 97402470), (5, 77921976), (6, 64934980), (8, 48701235), (10, 38960988), (11, 35419080), (12, 32467490), (15, 25973992), (20, 19480494), (22, 17709540), (23, 16939560), (24, 16233745), (30, 12986996), (33, 11806360), (40, 9740247), (41, 9502680), (44, 8854770), (46, 8469780), (55, 7083816), (60, 6493498), (66, 5903180), (69, 5646520), (82, 4751340), (88, 4427385), (92, 4234890), (110, 3541908), (115, 3387912), (120, 3246749), (123, 3167560), (132, 2951590), (138, 2823260), (164, 2375670), (165, 2361272), (184, 2117445), (205, 1900536), (220, 1770954), (230, 1693956), (246, 1583780), (253, 1539960), (264, 1475795), (276, 1411630), (313, 1244760), (328, 1187835), (330, 1180636), (345, 1129304), (410, 950268), (440, 885477), (451, 863880), (460, 846978), (492, 791890), (506, 769980), (552, 705815), (615, 633512), (626, 622380), (660, 590318), (690, 564652), (759, 513320), (820, 475134), (902, 431940), (920, 423489), (939, 414920), (943, 413160), (984, 395945), (1012, 384990), (1230, 316756), (1252, 311190), (1265, 307992), (1320, 295159), (1353, 287960), (1380, 282326), (1518, 256660), (1565, 248952), (1640, 237567), (1804, 215970), (1878, 207460), (1886, 206580), (2024, 192495), (2255, 172776), (2460, 158378), (2504, 155595), (2530, 153996), (2706, 143980), (2760, 141163), (2829, 137720), (3036, 128330), (3130, 124476), (3443, 113160), (3608, 107985), (3756, 103730), (3772, 103290), (3795, 102664), (4510, 86388), (4695, 82984), (4715, 82632), (4920, 79189), (5060, 76998), (5412, 71990), (5658, 68860), (6072, 64165), (6260, 62238), (6765, 57592), (6886, 56580), (7199, 54120), (7512, 51865), (7544, 51645), (7590, 51332), (9020, 43194), (9390, 41492), (9430, 41316), (10120, 38499), (10329, 37720), (10373, 37560), (10824, 35995), (11316, 34430), (12520, 31119), (12833, 30360), (13530, 28796), (13772, 28290), (14145, 27544), (14398, 27060), (15180, 25666), (17215, 22632), (18040, 21597), (18780, 20746), (18860, 20658)]