308751520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1371

約数の個数: 192

約数和(自身を含む): 958003200

約数和(自身を除く): 649251680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 836, 880, 1045, 1064, 1120, 1232, 1319, 1330, 1463, 1520, 1540, 1672, 1760, 2090, 2128, 2464, 2638, 2660, 2926, 3040, 3080, 3344, 4180, 4256, 5276, 5320, 5852, 6160, 6595, 6688, 7315, 8360, 9233, 10552, 10640, 11704, 12320, 13190, 14509, 14630, 16720, 18466, 21104, 21280, 23408, 25061, 26380, 29018, 29260, 33440, 36932, 42208, 46165, 46816, 50122, 52760, 58036, 58520, 72545, 73864, 92330, 100244, 101563, 105520, 116072, 117040, 125305, 145090, 147728, 175427, 184660, 200488, 203126, 211040, 232144, 234080, 250610, 275671, 290180, 295456, 350854, 369320, 400976, 406252, 464288, 501220, 507815, 551342, 580360, 701708, 738640, 801952, 812504, 877135, 1002440, 1015630, 1102684, 1160720, 1378355, 1403416, 1477280, 1625008, 1754270, 1929697, 2004880, 2031260, 2205368, 2321440, 2756710, 2806832, 3250016, 3508540, 3859394, 4009760, 4062520, 4410736, 5513420, 5613664, 7017080, 7718788, 8125040, 8821472, 9648485, 11026840, 14034160, 15437576, 16250080, 19296970, 22053680, 28068320, 30875152, 38593940, 44107360, 61750304, 77187880, 154375760, 308751520]

約数ペア:

[(1, 308751520), (2, 154375760), (4, 77187880), (5, 61750304), (7, 44107360), (8, 38593940), (10, 30875152), (11, 28068320), (14, 22053680), (16, 19296970), (19, 16250080), (20, 15437576), (22, 14034160), (28, 11026840), (32, 9648485), (35, 8821472), (38, 8125040), (40, 7718788), (44, 7017080), (55, 5613664), (56, 5513420), (70, 4410736), (76, 4062520), (77, 4009760), (80, 3859394), (88, 3508540), (95, 3250016), (110, 2806832), (112, 2756710), (133, 2321440), (140, 2205368), (152, 2031260), (154, 2004880), (160, 1929697), (176, 1754270), (190, 1625008), (209, 1477280), (220, 1403416), (224, 1378355), (266, 1160720), (280, 1102684), (304, 1015630), (308, 1002440), (352, 877135), (380, 812504), (385, 801952), (418, 738640), (440, 701708), (532, 580360), (560, 551342), (608, 507815), (616, 501220), (665, 464288), (760, 406252), (770, 400976), (836, 369320), (880, 350854), (1045, 295456), (1064, 290180), (1120, 275671), (1232, 250610), (1319, 234080), (1330, 232144), (1463, 211040), (1520, 203126), (1540, 200488), (1672, 184660), (1760, 175427), (2090, 147728), (2128, 145090), (2464, 125305), (2638, 117040), (2660, 116072), (2926, 105520), (3040, 101563), (3080, 100244), (3344, 92330), (4180, 73864), (4256, 72545), (5276, 58520), (5320, 58036), (5852, 52760), (6160, 50122), (6595, 46816), (6688, 46165), (7315, 42208), (8360, 36932), (9233, 33440), (10552, 29260), (10640, 29018), (11704, 26380), (12320, 25061), (13190, 23408), (14509, 21280), (14630, 21104), (16720, 18466)]