171915568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 376404480

約数和(自身を除く): 204488912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 67, 88, 122, 134, 176, 239, 244, 268, 478, 488, 536, 671, 737, 956, 976, 1072, 1342, 1474, 1912, 2629, 2684, 2948, 3824, 4087, 5258, 5368, 5896, 8174, 10516, 10736, 11792, 14579, 16013, 16348, 21032, 29158, 32026, 32696, 42064, 44957, 58316, 64052, 65392, 89914, 116632, 128104, 160369, 176143, 179828, 233264, 256208, 320738, 352286, 359656, 641476, 704572, 719312, 976793, 1282952, 1409144, 1953586, 2565904, 2818288, 3907172, 7814344, 10744723, 15628688, 21489446, 42978892, 85957784, 171915568]

約数ペア:

[(1, 171915568), (2, 85957784), (4, 42978892), (8, 21489446), (11, 15628688), (16, 10744723), (22, 7814344), (44, 3907172), (61, 2818288), (67, 2565904), (88, 1953586), (122, 1409144), (134, 1282952), (176, 976793), (239, 719312), (244, 704572), (268, 641476), (478, 359656), (488, 352286), (536, 320738), (671, 256208), (737, 233264), (956, 179828), (976, 176143), (1072, 160369), (1342, 128104), (1474, 116632), (1912, 89914), (2629, 65392), (2684, 64052), (2948, 58316), (3824, 44957), (4087, 42064), (5258, 32696), (5368, 32026), (5896, 29158), (8174, 21032), (10516, 16348), (10736, 16013), (11792, 14579)]