387136640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:590

約数の個数: 128

約数和(自身を含む): 1019934720

約数和(自身を除く): 632798080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 127, 128, 160, 176, 220, 254, 320, 352, 433, 440, 508, 635, 640, 704, 866, 880, 1016, 1270, 1397, 1408, 1732, 1760, 2032, 2165, 2540, 2794, 3464, 3520, 4064, 4330, 4763, 5080, 5588, 6928, 6985, 7040, 8128, 8660, 9526, 10160, 11176, 13856, 13970, 16256, 17320, 19052, 20320, 22352, 23815, 27712, 27940, 34640, 38104, 40640, 44704, 47630, 54991, 55424, 55880, 69280, 76208, 81280, 89408, 95260, 109982, 111760, 138560, 152416, 178816, 190520, 219964, 223520, 274955, 277120, 304832, 381040, 439928, 447040, 549910, 604901, 609664, 762080, 879856, 894080, 1099820, 1209802, 1524160, 1759712, 2199640, 2419604, 3024505, 3048320, 3519424, 4399280, 4839208, 6049010, 7038848, 8798560, 9678416, 12098020, 17597120, 19356832, 24196040, 35194240, 38713664, 48392080, 77427328, 96784160, 193568320, 387136640]

約数ペア:

[(1, 387136640), (2, 193568320), (4, 96784160), (5, 77427328), (8, 48392080), (10, 38713664), (11, 35194240), (16, 24196040), (20, 19356832), (22, 17597120), (32, 12098020), (40, 9678416), (44, 8798560), (55, 7038848), (64, 6049010), (80, 4839208), (88, 4399280), (110, 3519424), (127, 3048320), (128, 3024505), (160, 2419604), (176, 2199640), (220, 1759712), (254, 1524160), (320, 1209802), (352, 1099820), (433, 894080), (440, 879856), (508, 762080), (635, 609664), (640, 604901), (704, 549910), (866, 447040), (880, 439928), (1016, 381040), (1270, 304832), (1397, 277120), (1408, 274955), (1732, 223520), (1760, 219964), (2032, 190520), (2165, 178816), (2540, 152416), (2794, 138560), (3464, 111760), (3520, 109982), (4064, 95260), (4330, 89408), (4763, 81280), (5080, 76208), (5588, 69280), (6928, 55880), (6985, 55424), (7040, 54991), (8128, 47630), (8660, 44704), (9526, 40640), (10160, 38104), (11176, 34640), (13856, 27940), (13970, 27712), (16256, 23815), (17320, 22352), (19052, 20320)]