389610240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 1252448736

約数和(自身を除く): 862838496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 241, 256, 320, 384, 421, 480, 482, 640, 723, 768, 842, 960, 964, 1205, 1263, 1280, 1446, 1684, 1920, 1928, 2105, 2410, 2526, 2892, 3368, 3615, 3840, 3856, 4210, 4820, 5052, 5784, 6315, 6736, 7230, 7712, 8420, 9640, 10104, 11568, 12630, 13472, 14460, 15424, 16840, 19280, 20208, 23136, 25260, 26944, 28920, 30848, 33680, 38560, 40416, 46272, 50520, 53888, 57840, 61696, 67360, 77120, 80832, 92544, 101040, 101461, 107776, 115680, 134720, 154240, 161664, 185088, 202080, 202922, 231360, 269440, 304383, 308480, 323328, 404160, 405844, 462720, 507305, 538880, 608766, 808320, 811688, 925440, 1014610, 1217532, 1521915, 1616640, 1623376, 2029220, 2435064, 3043830, 3246752, 4058440, 4870128, 6087660, 6493504, 8116880, 9740256, 12175320, 12987008, 16233760, 19480512, 24350640, 25974016, 32467520, 38961024, 48701280, 64935040, 77922048, 97402560, 129870080, 194805120, 389610240]

約数ペア:

[(1, 389610240), (2, 194805120), (3, 129870080), (4, 97402560), (5, 77922048), (6, 64935040), (8, 48701280), (10, 38961024), (12, 32467520), (15, 25974016), (16, 24350640), (20, 19480512), (24, 16233760), (30, 12987008), (32, 12175320), (40, 9740256), (48, 8116880), (60, 6493504), (64, 6087660), (80, 4870128), (96, 4058440), (120, 3246752), (128, 3043830), (160, 2435064), (192, 2029220), (240, 1623376), (241, 1616640), (256, 1521915), (320, 1217532), (384, 1014610), (421, 925440), (480, 811688), (482, 808320), (640, 608766), (723, 538880), (768, 507305), (842, 462720), (960, 405844), (964, 404160), (1205, 323328), (1263, 308480), (1280, 304383), (1446, 269440), (1684, 231360), (1920, 202922), (1928, 202080), (2105, 185088), (2410, 161664), (2526, 154240), (2892, 134720), (3368, 115680), (3615, 107776), (3840, 101461), (3856, 101040), (4210, 92544), (4820, 80832), (5052, 77120), (5784, 67360), (6315, 61696), (6736, 57840), (7230, 53888), (7712, 50520), (8420, 46272), (9640, 40416), (10104, 38560), (11568, 33680), (12630, 30848), (13472, 28920), (14460, 26944), (15424, 25260), (16840, 23136), (19280, 20208)]