1285757760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2621}}^1$

素因数の和:2721

約数の個数: 224

約数和(自身を含む): 4731178752

約数和(自身を除く): 3445420992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 420, 438, 448, 480, 511, 560, 584, 672, 730, 840, 876, 960, 1022, 1095, 1120, 1168, 1344, 1460, 1533, 1680, 1752, 2044, 2190, 2240, 2336, 2555, 2621, 2920, 3066, 3360, 3504, 4088, 4380, 4672, 5110, 5242, 5840, 6132, 6720, 7008, 7665, 7863, 8176, 8760, 10220, 10484, 11680, 12264, 13105, 14016, 15330, 15726, 16352, 17520, 18347, 20440, 20968, 23360, 24528, 26210, 30660, 31452, 32704, 35040, 36694, 39315, 40880, 41936, 49056, 52420, 55041, 61320, 62904, 70080, 73388, 78630, 81760, 83872, 91735, 98112, 104840, 110082, 122640, 125808, 146776, 157260, 163520, 167744, 183470, 191333, 209680, 220164, 245280, 251616, 275205, 293552, 314520, 366940, 382666, 419360, 440328, 490560, 503232, 550410, 573999, 587104, 629040, 733880, 765332, 838720, 880656, 956665, 1100820, 1147998, 1174208, 1258080, 1339331, 1467760, 1530664, 1761312, 1913330, 2201640, 2295996, 2516160, 2678662, 2869995, 2935520, 3061328, 3522624, 3826660, 4017993, 4403280, 4591992, 5357324, 5739990, 5871040, 6122656, 6696655, 7653320, 8035986, 8806560, 9183984, 10714648, 11479980, 12245312, 13393310, 15306640, 16071972, 17613120, 18367968, 20089965, 21429296, 22959960, 26786620, 30613280, 32143944, 36735936, 40179930, 42858592, 45919920, 53573240, 61226560, 64287888, 80359860, 85717184, 91839840, 107146480, 128575776, 160719720, 183679680, 214292960, 257151552, 321439440, 428585920, 642878880, 1285757760]

約数ペア:

[(1, 1285757760), (2, 642878880), (3, 428585920), (4, 321439440), (5, 257151552), (6, 214292960), (7, 183679680), (8, 160719720), (10, 128575776), (12, 107146480), (14, 91839840), (15, 85717184), (16, 80359860), (20, 64287888), (21, 61226560), (24, 53573240), (28, 45919920), (30, 42858592), (32, 40179930), (35, 36735936), (40, 32143944), (42, 30613280), (48, 26786620), (56, 22959960), (60, 21429296), (64, 20089965), (70, 18367968), (73, 17613120), (80, 16071972), (84, 15306640), (96, 13393310), (105, 12245312), (112, 11479980), (120, 10714648), (140, 9183984), (146, 8806560), (160, 8035986), (168, 7653320), (192, 6696655), (210, 6122656), (219, 5871040), (224, 5739990), (240, 5357324), (280, 4591992), (292, 4403280), (320, 4017993), (336, 3826660), (365, 3522624), (420, 3061328), (438, 2935520), (448, 2869995), (480, 2678662), (511, 2516160), (560, 2295996), (584, 2201640), (672, 1913330), (730, 1761312), (840, 1530664), (876, 1467760), (960, 1339331), (1022, 1258080), (1095, 1174208), (1120, 1147998), (1168, 1100820), (1344, 956665), (1460, 880656), (1533, 838720), (1680, 765332), (1752, 733880), (2044, 629040), (2190, 587104), (2240, 573999), (2336, 550410), (2555, 503232), (2621, 490560), (2920, 440328), (3066, 419360), (3360, 382666), (3504, 366940), (4088, 314520), (4380, 293552), (4672, 275205), (5110, 251616), (5242, 245280), (5840, 220164), (6132, 209680), (6720, 191333), (7008, 183470), (7665, 167744), (7863, 163520), (8176, 157260), (8760, 146776), (10220, 125808), (10484, 122640), (11680, 110082), (12264, 104840), (13105, 98112), (14016, 91735), (15330, 83872), (15726, 81760), (16352, 78630), (17520, 73388), (18347, 70080), (20440, 62904), (20968, 61320), (23360, 55041), (24528, 52420), (26210, 49056), (30660, 41936), (31452, 40880), (32704, 39315), (35040, 36694)]