318180240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{63131}}^1$

素因数の和:63157

約数の個数: 120

約数和(自身を含む): 1221225408

約数和(自身を除く): 903045168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 63131, 126262, 189393, 252524, 315655, 378786, 441917, 505048, 568179, 631310, 757572, 883834, 946965, 1010096, 1136358, 1262620, 1325751, 1515144, 1767668, 1893930, 2209585, 2272716, 2525240, 2651502, 2840895, 3030288, 3535336, 3787860, 3977253, 4419170, 4545432, 5050480, 5303004, 5681790, 6628755, 7070672, 7575720, 7954506, 8838340, 9090864, 10606008, 11363580, 13257510, 15151440, 15909012, 17676680, 19886265, 21212016, 22727160, 26515020, 31818024, 35353360, 39772530, 45454320, 53030040, 63636048, 79545060, 106060080, 159090120, 318180240]

約数ペア:

[(1, 318180240), (2, 159090120), (3, 106060080), (4, 79545060), (5, 63636048), (6, 53030040), (7, 45454320), (8, 39772530), (9, 35353360), (10, 31818024), (12, 26515020), (14, 22727160), (15, 21212016), (16, 19886265), (18, 17676680), (20, 15909012), (21, 15151440), (24, 13257510), (28, 11363580), (30, 10606008), (35, 9090864), (36, 8838340), (40, 7954506), (42, 7575720), (45, 7070672), (48, 6628755), (56, 5681790), (60, 5303004), (63, 5050480), (70, 4545432), (72, 4419170), (80, 3977253), (84, 3787860), (90, 3535336), (105, 3030288), (112, 2840895), (120, 2651502), (126, 2525240), (140, 2272716), (144, 2209585), (168, 1893930), (180, 1767668), (210, 1515144), (240, 1325751), (252, 1262620), (280, 1136358), (315, 1010096), (336, 946965), (360, 883834), (420, 757572), (504, 631310), (560, 568179), (630, 505048), (720, 441917), (840, 378786), (1008, 315655), (1260, 252524), (1680, 189393), (2520, 126262), (5040, 63131)]