1688491680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{206923}}^1$

素因数の和:206958

約数の個数: 96

約数和(自身を含む): 5631643584

約数和(自身を除く): 3943151904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 206923, 413846, 620769, 827692, 1034615, 1241538, 1655384, 2069230, 2483076, 3103845, 3310768, 3517691, 4138460, 4966152, 6207690, 6621536, 7035382, 8276920, 9932304, 10553073, 12415380, 14070764, 16553840, 17588455, 19864608, 21106146, 24830760, 28141528, 33107680, 35176910, 42212292, 49661520, 52765365, 56283056, 70353820, 84424584, 99323040, 105530730, 112566112, 140707640, 168849168, 211061460, 281415280, 337698336, 422122920, 562830560, 844245840, 1688491680]

約数ペア:

[(1, 1688491680), (2, 844245840), (3, 562830560), (4, 422122920), (5, 337698336), (6, 281415280), (8, 211061460), (10, 168849168), (12, 140707640), (15, 112566112), (16, 105530730), (17, 99323040), (20, 84424584), (24, 70353820), (30, 56283056), (32, 52765365), (34, 49661520), (40, 42212292), (48, 35176910), (51, 33107680), (60, 28141528), (68, 24830760), (80, 21106146), (85, 19864608), (96, 17588455), (102, 16553840), (120, 14070764), (136, 12415380), (160, 10553073), (170, 9932304), (204, 8276920), (240, 7035382), (255, 6621536), (272, 6207690), (340, 4966152), (408, 4138460), (480, 3517691), (510, 3310768), (544, 3103845), (680, 2483076), (816, 2069230), (1020, 1655384), (1360, 1241538), (1632, 1034615), (2040, 827692), (2720, 620769), (4080, 413846), (8160, 206923)]