39128320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 117145728

約数和(自身を除く): 78017408

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 397, 440, 448, 560, 616, 640, 704, 770, 794, 880, 896, 1120, 1232, 1280, 1408, 1540, 1588, 1760, 1792, 1985, 2240, 2464, 2779, 2816, 3080, 3176, 3520, 3970, 4367, 4480, 4928, 5558, 6160, 6352, 7040, 7940, 8734, 8960, 9856, 11116, 12320, 12704, 13895, 14080, 15880, 17468, 19712, 21835, 22232, 24640, 25408, 27790, 30569, 31760, 34936, 43670, 44464, 49280, 50816, 55580, 61138, 63520, 69872, 87340, 88928, 98560, 101632, 111160, 122276, 127040, 139744, 152845, 174680, 177856, 222320, 244552, 254080, 279488, 305690, 349360, 355712, 444640, 489104, 508160, 558976, 611380, 698720, 711424, 889280, 978208, 1117952, 1222760, 1397440, 1778560, 1956416, 2445520, 2794880, 3557120, 3912832, 4891040, 5589760, 7825664, 9782080, 19564160, 39128320]

約数ペア:

[(1, 39128320), (2, 19564160), (4, 9782080), (5, 7825664), (7, 5589760), (8, 4891040), (10, 3912832), (11, 3557120), (14, 2794880), (16, 2445520), (20, 1956416), (22, 1778560), (28, 1397440), (32, 1222760), (35, 1117952), (40, 978208), (44, 889280), (55, 711424), (56, 698720), (64, 611380), (70, 558976), (77, 508160), (80, 489104), (88, 444640), (110, 355712), (112, 349360), (128, 305690), (140, 279488), (154, 254080), (160, 244552), (176, 222320), (220, 177856), (224, 174680), (256, 152845), (280, 139744), (308, 127040), (320, 122276), (352, 111160), (385, 101632), (397, 98560), (440, 88928), (448, 87340), (560, 69872), (616, 63520), (640, 61138), (704, 55580), (770, 50816), (794, 49280), (880, 44464), (896, 43670), (1120, 34936), (1232, 31760), (1280, 30569), (1408, 27790), (1540, 25408), (1588, 24640), (1760, 22232), (1792, 21835), (1985, 19712), (2240, 17468), (2464, 15880), (2779, 14080), (2816, 13895), (3080, 12704), (3176, 12320), (3520, 11116), (3970, 9856), (4367, 8960), (4480, 8734), (4928, 7940), (5558, 7040), (6160, 6352)]