338195120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 837790128

約数和(自身を除く): 499595008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 83, 106, 124, 155, 166, 212, 248, 265, 310, 332, 415, 424, 496, 530, 620, 664, 830, 848, 961, 1060, 1240, 1328, 1643, 1660, 1922, 2120, 2480, 2573, 3286, 3320, 3844, 4240, 4399, 4805, 5146, 6572, 6640, 7688, 8215, 8798, 9610, 10292, 12865, 13144, 15376, 16430, 17596, 19220, 20584, 21995, 25730, 26288, 32860, 35192, 38440, 41168, 43990, 50933, 51460, 65720, 70384, 76880, 79763, 87980, 101866, 102920, 131440, 136369, 159526, 175960, 203732, 205840, 254665, 272738, 319052, 351920, 398815, 407464, 509330, 545476, 638104, 681845, 797630, 814928, 1018660, 1090952, 1276208, 1363690, 1595260, 2037320, 2181904, 2727380, 3190520, 4074640, 4227439, 5454760, 6381040, 8454878, 10909520, 16909756, 21137195, 33819512, 42274390, 67639024, 84548780, 169097560, 338195120]

約数ペア:

[(1, 338195120), (2, 169097560), (4, 84548780), (5, 67639024), (8, 42274390), (10, 33819512), (16, 21137195), (20, 16909756), (31, 10909520), (40, 8454878), (53, 6381040), (62, 5454760), (80, 4227439), (83, 4074640), (106, 3190520), (124, 2727380), (155, 2181904), (166, 2037320), (212, 1595260), (248, 1363690), (265, 1276208), (310, 1090952), (332, 1018660), (415, 814928), (424, 797630), (496, 681845), (530, 638104), (620, 545476), (664, 509330), (830, 407464), (848, 398815), (961, 351920), (1060, 319052), (1240, 272738), (1328, 254665), (1643, 205840), (1660, 203732), (1922, 175960), (2120, 159526), (2480, 136369), (2573, 131440), (3286, 102920), (3320, 101866), (3844, 87980), (4240, 79763), (4399, 76880), (4805, 70384), (5146, 65720), (6572, 51460), (6640, 50933), (7688, 43990), (8215, 41168), (8798, 38440), (9610, 35192), (10292, 32860), (12865, 26288), (13144, 25730), (15376, 21995), (16430, 20584), (17596, 19220)]