213694320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:743

約数の個数: 160

約数和(自身を含む): 761379840

約数和(自身を除く): 547685520

約数列:

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

約数ペア:

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