208032320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 112

約数和(自身を含む): 520647168

約数和(自身を除く): 312614848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 67, 80, 124, 134, 155, 160, 248, 268, 310, 313, 320, 335, 496, 536, 620, 626, 670, 992, 1072, 1240, 1252, 1340, 1565, 1984, 2077, 2144, 2480, 2504, 2680, 3130, 4154, 4288, 4960, 5008, 5360, 6260, 8308, 9703, 9920, 10016, 10385, 10720, 12520, 16616, 19406, 20032, 20770, 20971, 21440, 25040, 33232, 38812, 41540, 41942, 48515, 50080, 66464, 77624, 83080, 83884, 97030, 100160, 104855, 132928, 155248, 166160, 167768, 194060, 209710, 310496, 332320, 335536, 388120, 419420, 620992, 650101, 664640, 671072, 776240, 838840, 1300202, 1342144, 1552480, 1677680, 2600404, 3104960, 3250505, 3355360, 5200808, 6501010, 6710720, 10401616, 13002020, 20803232, 26004040, 41606464, 52008080, 104016160, 208032320]

約数ペア:

[(1, 208032320), (2, 104016160), (4, 52008080), (5, 41606464), (8, 26004040), (10, 20803232), (16, 13002020), (20, 10401616), (31, 6710720), (32, 6501010), (40, 5200808), (62, 3355360), (64, 3250505), (67, 3104960), (80, 2600404), (124, 1677680), (134, 1552480), (155, 1342144), (160, 1300202), (248, 838840), (268, 776240), (310, 671072), (313, 664640), (320, 650101), (335, 620992), (496, 419420), (536, 388120), (620, 335536), (626, 332320), (670, 310496), (992, 209710), (1072, 194060), (1240, 167768), (1252, 166160), (1340, 155248), (1565, 132928), (1984, 104855), (2077, 100160), (2144, 97030), (2480, 83884), (2504, 83080), (2680, 77624), (3130, 66464), (4154, 50080), (4288, 48515), (4960, 41942), (5008, 41540), (5360, 38812), (6260, 33232), (8308, 25040), (9703, 21440), (9920, 20971), (10016, 20770), (10385, 20032), (10720, 19406), (12520, 16616)]