427388640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:745

約数の個数: 192

約数和(自身を含む): 1547320320

約数和(自身を除く): 1119931680

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 311, 336, 409, 420, 480, 560, 622, 672, 818, 840, 933, 1120, 1227, 1244, 1555, 1636, 1680, 1866, 2045, 2177, 2454, 2488, 2863, 3110, 3272, 3360, 3732, 4090, 4354, 4665, 4908, 4976, 5726, 6135, 6220, 6531, 6544, 7464, 8180, 8589, 8708, 9330, 9816, 9952, 10885, 11452, 12270, 12440, 13062, 13088, 14315, 14928, 16360, 17178, 17416, 18660, 19632, 21770, 22904, 24540, 24880, 26124, 28630, 29856, 32655, 32720, 34356, 34832, 37320, 39264, 42945, 43540, 45808, 49080, 49760, 52248, 57260, 65310, 65440, 68712, 69664, 74640, 85890, 87080, 91616, 98160, 104496, 114520, 127199, 130620, 137424, 149280, 171780, 174160, 196320, 208992, 229040, 254398, 261240, 274848, 343560, 348320, 381597, 458080, 508796, 522480, 635995, 687120, 763194, 890393, 1017592, 1044960, 1271990, 1374240, 1526388, 1780786, 1907985, 2035184, 2543980, 2671179, 3052776, 3561572, 3815970, 4070368, 4451965, 5087960, 5342358, 6105552, 7123144, 7631940, 8903930, 10175920, 10684716, 12211104, 13355895, 14246288, 15263880, 17807860, 20351840, 21369432, 26711790, 28492576, 30527760, 35615720, 42738864, 53423580, 61055520, 71231440, 85477728, 106847160, 142462880, 213694320, 427388640]

約数ペア:

[(1, 427388640), (2, 213694320), (3, 142462880), (4, 106847160), (5, 85477728), (6, 71231440), (7, 61055520), (8, 53423580), (10, 42738864), (12, 35615720), (14, 30527760), (15, 28492576), (16, 26711790), (20, 21369432), (21, 20351840), (24, 17807860), (28, 15263880), (30, 14246288), (32, 13355895), (35, 12211104), (40, 10684716), (42, 10175920), (48, 8903930), (56, 7631940), (60, 7123144), (70, 6105552), (80, 5342358), (84, 5087960), (96, 4451965), (105, 4070368), (112, 3815970), (120, 3561572), (140, 3052776), (160, 2671179), (168, 2543980), (210, 2035184), (224, 1907985), (240, 1780786), (280, 1526388), (311, 1374240), (336, 1271990), (409, 1044960), (420, 1017592), (480, 890393), (560, 763194), (622, 687120), (672, 635995), (818, 522480), (840, 508796), (933, 458080), (1120, 381597), (1227, 348320), (1244, 343560), (1555, 274848), (1636, 261240), (1680, 254398), (1866, 229040), (2045, 208992), (2177, 196320), (2454, 174160), (2488, 171780), (2863, 149280), (3110, 137424), (3272, 130620), (3360, 127199), (3732, 114520), (4090, 104496), (4354, 98160), (4665, 91616), (4908, 87080), (4976, 85890), (5726, 74640), (6135, 69664), (6220, 68712), (6531, 65440), (6544, 65310), (7464, 57260), (8180, 52248), (8589, 49760), (8708, 49080), (9330, 45808), (9816, 43540), (9952, 42945), (10885, 39264), (11452, 37320), (12270, 34832), (12440, 34356), (13062, 32720), (13088, 32655), (14315, 29856), (14928, 28630), (16360, 26124), (17178, 24880), (17416, 24540), (18660, 22904), (19632, 21770)]