289457520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1431

約数の個数: 160

約数和(自身を含む): 991436544

約数和(自身を除く): 701979024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 83, 88, 110, 120, 132, 165, 166, 176, 220, 240, 249, 264, 330, 332, 415, 440, 498, 528, 660, 664, 830, 880, 913, 996, 1245, 1320, 1321, 1328, 1660, 1826, 1992, 2490, 2640, 2642, 2739, 3320, 3652, 3963, 3984, 4565, 4980, 5284, 5478, 6605, 6640, 7304, 7926, 9130, 9960, 10568, 10956, 13210, 13695, 14531, 14608, 15852, 18260, 19815, 19920, 21136, 21912, 26420, 27390, 29062, 31704, 36520, 39630, 43593, 43824, 52840, 54780, 58124, 63408, 72655, 73040, 79260, 87186, 105680, 109560, 109643, 116248, 145310, 158520, 174372, 217965, 219120, 219286, 232496, 290620, 317040, 328929, 348744, 435930, 438572, 548215, 581240, 657858, 697488, 871860, 877144, 1096430, 1162480, 1206073, 1315716, 1644645, 1743720, 1754288, 2192860, 2412146, 2631432, 3289290, 3487440, 3618219, 4385720, 4824292, 5262864, 6030365, 6578580, 7236438, 8771440, 9648584, 12060730, 13157160, 14472876, 18091095, 19297168, 24121460, 26314320, 28945752, 36182190, 48242920, 57891504, 72364380, 96485840, 144728760, 289457520]

約数ペア:

[(1, 289457520), (2, 144728760), (3, 96485840), (4, 72364380), (5, 57891504), (6, 48242920), (8, 36182190), (10, 28945752), (11, 26314320), (12, 24121460), (15, 19297168), (16, 18091095), (20, 14472876), (22, 13157160), (24, 12060730), (30, 9648584), (33, 8771440), (40, 7236438), (44, 6578580), (48, 6030365), (55, 5262864), (60, 4824292), (66, 4385720), (80, 3618219), (83, 3487440), (88, 3289290), (110, 2631432), (120, 2412146), (132, 2192860), (165, 1754288), (166, 1743720), (176, 1644645), (220, 1315716), (240, 1206073), (249, 1162480), (264, 1096430), (330, 877144), (332, 871860), (415, 697488), (440, 657858), (498, 581240), (528, 548215), (660, 438572), (664, 435930), (830, 348744), (880, 328929), (913, 317040), (996, 290620), (1245, 232496), (1320, 219286), (1321, 219120), (1328, 217965), (1660, 174372), (1826, 158520), (1992, 145310), (2490, 116248), (2640, 109643), (2642, 109560), (2739, 105680), (3320, 87186), (3652, 79260), (3963, 73040), (3984, 72655), (4565, 63408), (4980, 58124), (5284, 54780), (5478, 52840), (6605, 43824), (6640, 43593), (7304, 39630), (7926, 36520), (9130, 31704), (9960, 29062), (10568, 27390), (10956, 26420), (13210, 21912), (13695, 21136), (14531, 19920), (14608, 19815), (15852, 18260)]