254368656

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:661

約数の個数: 120

約数和(自身を含む): 754416000

約数和(自身を除く): 500047344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 239, 304, 342, 389, 456, 478, 684, 717, 778, 912, 956, 1167, 1368, 1434, 1556, 1912, 2151, 2334, 2736, 2868, 3112, 3501, 3824, 4302, 4541, 4668, 5736, 6224, 7002, 7391, 8604, 9082, 9336, 11472, 13623, 14004, 14782, 17208, 18164, 18672, 22173, 27246, 28008, 29564, 34416, 36328, 40869, 44346, 54492, 56016, 59128, 66519, 72656, 81738, 88692, 92971, 108984, 118256, 133038, 163476, 177384, 185942, 217968, 266076, 278913, 326952, 354768, 371884, 532152, 557826, 653904, 743768, 836739, 1064304, 1115652, 1487536, 1673478, 1766449, 2231304, 3346956, 3532898, 4462608, 5299347, 6693912, 7065796, 10598694, 13387824, 14131592, 15898041, 21197388, 28263184, 31796082, 42394776, 63592164, 84789552, 127184328, 254368656]

約数ペア:

[(1, 254368656), (2, 127184328), (3, 84789552), (4, 63592164), (6, 42394776), (8, 31796082), (9, 28263184), (12, 21197388), (16, 15898041), (18, 14131592), (19, 13387824), (24, 10598694), (36, 7065796), (38, 6693912), (48, 5299347), (57, 4462608), (72, 3532898), (76, 3346956), (114, 2231304), (144, 1766449), (152, 1673478), (171, 1487536), (228, 1115652), (239, 1064304), (304, 836739), (342, 743768), (389, 653904), (456, 557826), (478, 532152), (684, 371884), (717, 354768), (778, 326952), (912, 278913), (956, 266076), (1167, 217968), (1368, 185942), (1434, 177384), (1556, 163476), (1912, 133038), (2151, 118256), (2334, 108984), (2736, 92971), (2868, 88692), (3112, 81738), (3501, 72656), (3824, 66519), (4302, 59128), (4541, 56016), (4668, 54492), (5736, 44346), (6224, 40869), (7002, 36328), (7391, 34416), (8604, 29564), (9082, 28008), (9336, 27246), (11472, 22173), (13623, 18672), (14004, 18164), (14782, 17208)]