1405762880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 168

約数和(自身を含む): 3627863712

約数和(自身を除く): 2222100832

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 152, 160, 172, 190, 215, 283, 304, 320, 344, 361, 380, 430, 566, 608, 688, 722, 760, 817, 860, 1132, 1216, 1376, 1415, 1444, 1520, 1634, 1720, 1805, 2264, 2752, 2830, 2888, 3040, 3268, 3440, 3610, 4085, 4528, 5377, 5660, 5776, 6080, 6536, 6880, 7220, 8170, 9056, 10754, 11320, 11552, 12169, 13072, 13760, 14440, 15523, 16340, 18112, 21508, 22640, 23104, 24338, 26144, 26885, 28880, 31046, 32680, 43016, 45280, 48676, 52288, 53770, 57760, 60845, 62092, 65360, 77615, 86032, 90560, 97352, 102163, 107540, 115520, 121690, 124184, 130720, 155230, 172064, 194704, 204326, 215080, 231211, 243380, 248368, 261440, 310460, 344128, 389408, 408652, 430160, 462422, 486760, 496736, 510815, 620920, 778816, 817304, 860320, 924844, 973520, 993472, 1021630, 1156055, 1241840, 1634608, 1720640, 1849688, 1947040, 2043260, 2312110, 2483680, 3269216, 3699376, 3894080, 4086520, 4393009, 4624220, 4967360, 6538432, 7398752, 8173040, 8786018, 9248440, 14797504, 16346080, 17572036, 18496880, 21965045, 32692160, 35144072, 36993760, 43930090, 70288144, 73987520, 87860180, 140576288, 175720360, 281152576, 351440720, 702881440, 1405762880]

約数ペア:

[(1, 1405762880), (2, 702881440), (4, 351440720), (5, 281152576), (8, 175720360), (10, 140576288), (16, 87860180), (19, 73987520), (20, 70288144), (32, 43930090), (38, 36993760), (40, 35144072), (43, 32692160), (64, 21965045), (76, 18496880), (80, 17572036), (86, 16346080), (95, 14797504), (152, 9248440), (160, 8786018), (172, 8173040), (190, 7398752), (215, 6538432), (283, 4967360), (304, 4624220), (320, 4393009), (344, 4086520), (361, 3894080), (380, 3699376), (430, 3269216), (566, 2483680), (608, 2312110), (688, 2043260), (722, 1947040), (760, 1849688), (817, 1720640), (860, 1634608), (1132, 1241840), (1216, 1156055), (1376, 1021630), (1415, 993472), (1444, 973520), (1520, 924844), (1634, 860320), (1720, 817304), (1805, 778816), (2264, 620920), (2752, 510815), (2830, 496736), (2888, 486760), (3040, 462422), (3268, 430160), (3440, 408652), (3610, 389408), (4085, 344128), (4528, 310460), (5377, 261440), (5660, 248368), (5776, 243380), (6080, 231211), (6536, 215080), (6880, 204326), (7220, 194704), (8170, 172064), (9056, 155230), (10754, 130720), (11320, 124184), (11552, 121690), (12169, 115520), (13072, 107540), (13760, 102163), (14440, 97352), (15523, 90560), (16340, 86032), (18112, 77615), (21508, 65360), (22640, 62092), (23104, 60845), (24338, 57760), (26144, 53770), (26885, 52288), (28880, 48676), (31046, 45280), (32680, 43016)]