20537397120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{71789}}^1$

素因数の和:71960

約数の個数: 128

約数和(自身を含む): 65903220000

約数和(自身を除く): 45365822880

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, 149, 160, 192, 240, 298, 320, 384, 447, 480, 596, 640, 745, 894, 960, 1192, 1490, 1788, 1920, 2235, 2384, 2980, 3576, 4470, 4768, 5960, 7152, 8940, 9536, 11920, 14304, 17880, 19072, 23840, 28608, 35760, 47680, 57216, 71520, 71789, 95360, 143040, 143578, 215367, 286080, 287156, 358945, 430734, 574312, 717890, 861468, 1076835, 1148624, 1435780, 1722936, 2153670, 2297248, 2871560, 3445872, 4307340, 4594496, 5743120, 6891744, 8614680, 9188992, 10696561, 11486240, 13783488, 17229360, 21393122, 22972480, 27566976, 32089683, 34458720, 42786244, 45944960, 53482805, 64179366, 68917440, 85572488, 106965610, 128358732, 137834880, 160448415, 171144976, 213931220, 256717464, 320896830, 342289952, 427862440, 513434928, 641793660, 684579904, 855724880, 1026869856, 1283587320, 1369159808, 1711449760, 2053739712, 2567174640, 3422899520, 4107479424, 5134349280, 6845799040, 10268698560, 20537397120]

約数ペア:

[(1, 20537397120), (2, 10268698560), (3, 6845799040), (4, 5134349280), (5, 4107479424), (6, 3422899520), (8, 2567174640), (10, 2053739712), (12, 1711449760), (15, 1369159808), (16, 1283587320), (20, 1026869856), (24, 855724880), (30, 684579904), (32, 641793660), (40, 513434928), (48, 427862440), (60, 342289952), (64, 320896830), (80, 256717464), (96, 213931220), (120, 171144976), (128, 160448415), (149, 137834880), (160, 128358732), (192, 106965610), (240, 85572488), (298, 68917440), (320, 64179366), (384, 53482805), (447, 45944960), (480, 42786244), (596, 34458720), (640, 32089683), (745, 27566976), (894, 22972480), (960, 21393122), (1192, 17229360), (1490, 13783488), (1788, 11486240), (1920, 10696561), (2235, 9188992), (2384, 8614680), (2980, 6891744), (3576, 5743120), (4470, 4594496), (4768, 4307340), (5960, 3445872), (7152, 2871560), (8940, 2297248), (9536, 2153670), (11920, 1722936), (14304, 1435780), (17880, 1148624), (19072, 1076835), (23840, 861468), (28608, 717890), (35760, 574312), (47680, 430734), (57216, 358945), (71520, 287156), (71789, 286080), (95360, 215367), (143040, 143578)]