215791744

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 538168320

約数和(自身を除く): 322376576

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 112, 119, 124, 128, 136, 217, 224, 238, 248, 272, 434, 448, 457, 476, 496, 527, 544, 868, 896, 914, 952, 992, 1054, 1088, 1736, 1828, 1904, 1984, 2108, 2176, 3199, 3472, 3656, 3689, 3808, 3968, 4216, 6398, 6944, 7312, 7378, 7616, 7769, 8432, 12796, 13888, 14167, 14624, 14756, 15232, 15538, 16864, 25592, 27776, 28334, 29248, 29512, 31076, 33728, 51184, 54383, 56668, 58496, 59024, 62152, 67456, 99169, 102368, 108766, 113336, 118048, 124304, 198338, 204736, 217532, 226672, 236096, 240839, 248608, 396676, 409472, 435064, 453344, 472192, 481678, 497216, 793352, 870128, 906688, 963356, 994432, 1586704, 1685873, 1740256, 1813376, 1926712, 3173408, 3371746, 3480512, 3853424, 6346816, 6743492, 6961024, 7706848, 12693632, 13486984, 15413696, 26973968, 30827392, 53947936, 107895872, 215791744]

約数ペア:

[(1, 215791744), (2, 107895872), (4, 53947936), (7, 30827392), (8, 26973968), (14, 15413696), (16, 13486984), (17, 12693632), (28, 7706848), (31, 6961024), (32, 6743492), (34, 6346816), (56, 3853424), (62, 3480512), (64, 3371746), (68, 3173408), (112, 1926712), (119, 1813376), (124, 1740256), (128, 1685873), (136, 1586704), (217, 994432), (224, 963356), (238, 906688), (248, 870128), (272, 793352), (434, 497216), (448, 481678), (457, 472192), (476, 453344), (496, 435064), (527, 409472), (544, 396676), (868, 248608), (896, 240839), (914, 236096), (952, 226672), (992, 217532), (1054, 204736), (1088, 198338), (1736, 124304), (1828, 118048), (1904, 113336), (1984, 108766), (2108, 102368), (2176, 99169), (3199, 67456), (3472, 62152), (3656, 59024), (3689, 58496), (3808, 56668), (3968, 54383), (4216, 51184), (6398, 33728), (6944, 31076), (7312, 29512), (7378, 29248), (7616, 28334), (7769, 27776), (8432, 25592), (12796, 16864), (13888, 15538), (14167, 15232), (14624, 14756)]