647899008

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1556

約数の個数: 128

約数和(自身を含む): 1825751040

約数和(自身を除く): 1177852032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 37, 48, 62, 64, 74, 93, 96, 111, 124, 128, 148, 186, 192, 222, 248, 296, 372, 384, 444, 496, 592, 744, 888, 992, 1147, 1184, 1471, 1488, 1776, 1984, 2294, 2368, 2942, 2976, 3441, 3552, 3968, 4413, 4588, 4736, 5884, 5952, 6882, 7104, 8826, 9176, 11768, 11904, 13764, 14208, 17652, 18352, 23536, 27528, 35304, 36704, 45601, 47072, 54427, 55056, 70608, 73408, 91202, 94144, 108854, 110112, 136803, 141216, 146816, 163281, 182404, 188288, 217708, 220224, 273606, 282432, 326562, 364808, 435416, 440448, 547212, 564864, 653124, 729616, 870832, 1094424, 1306248, 1459232, 1687237, 1741664, 2188848, 2612496, 2918464, 3374474, 3483328, 4377696, 5061711, 5224992, 5836928, 6748948, 6966656, 8755392, 10123422, 10449984, 13497896, 17510784, 20246844, 20899968, 26995792, 40493688, 53991584, 80987376, 107983168, 161974752, 215966336, 323949504, 647899008]

約数ペア:

[(1, 647899008), (2, 323949504), (3, 215966336), (4, 161974752), (6, 107983168), (8, 80987376), (12, 53991584), (16, 40493688), (24, 26995792), (31, 20899968), (32, 20246844), (37, 17510784), (48, 13497896), (62, 10449984), (64, 10123422), (74, 8755392), (93, 6966656), (96, 6748948), (111, 5836928), (124, 5224992), (128, 5061711), (148, 4377696), (186, 3483328), (192, 3374474), (222, 2918464), (248, 2612496), (296, 2188848), (372, 1741664), (384, 1687237), (444, 1459232), (496, 1306248), (592, 1094424), (744, 870832), (888, 729616), (992, 653124), (1147, 564864), (1184, 547212), (1471, 440448), (1488, 435416), (1776, 364808), (1984, 326562), (2294, 282432), (2368, 273606), (2942, 220224), (2976, 217708), (3441, 188288), (3552, 182404), (3968, 163281), (4413, 146816), (4588, 141216), (4736, 136803), (5884, 110112), (5952, 108854), (6882, 94144), (7104, 91202), (8826, 73408), (9176, 70608), (11768, 55056), (11904, 54427), (13764, 47072), (14208, 45601), (17652, 36704), (18352, 35304), (23536, 27528)]