123081240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1529

約数の個数: 128

約数和(自身を含む): 399456000

約数和(自身を除く): 276374760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 380, 444, 456, 555, 570, 703, 740, 760, 888, 1110, 1140, 1406, 1459, 1480, 2109, 2220, 2280, 2812, 2918, 3515, 4218, 4377, 4440, 5624, 5836, 7030, 7295, 8436, 8754, 10545, 11672, 14060, 14590, 16872, 17508, 21090, 21885, 27721, 28120, 29180, 35016, 42180, 43770, 53983, 55442, 58360, 83163, 84360, 87540, 107966, 110884, 138605, 161949, 166326, 175080, 215932, 221768, 269915, 277210, 323898, 332652, 415815, 431864, 539830, 554420, 647796, 665304, 809745, 831630, 1025677, 1079660, 1108840, 1295592, 1619490, 1663260, 2051354, 2159320, 3077031, 3238980, 3326520, 4102708, 5128385, 6154062, 6477960, 8205416, 10256770, 12308124, 15385155, 20513540, 24616248, 30770310, 41027080, 61540620, 123081240]

約数ペア:

[(1, 123081240), (2, 61540620), (3, 41027080), (4, 30770310), (5, 24616248), (6, 20513540), (8, 15385155), (10, 12308124), (12, 10256770), (15, 8205416), (19, 6477960), (20, 6154062), (24, 5128385), (30, 4102708), (37, 3326520), (38, 3238980), (40, 3077031), (57, 2159320), (60, 2051354), (74, 1663260), (76, 1619490), (95, 1295592), (111, 1108840), (114, 1079660), (120, 1025677), (148, 831630), (152, 809745), (185, 665304), (190, 647796), (222, 554420), (228, 539830), (285, 431864), (296, 415815), (370, 332652), (380, 323898), (444, 277210), (456, 269915), (555, 221768), (570, 215932), (703, 175080), (740, 166326), (760, 161949), (888, 138605), (1110, 110884), (1140, 107966), (1406, 87540), (1459, 84360), (1480, 83163), (2109, 58360), (2220, 55442), (2280, 53983), (2812, 43770), (2918, 42180), (3515, 35016), (4218, 29180), (4377, 28120), (4440, 27721), (5624, 21885), (5836, 21090), (7030, 17508), (7295, 16872), (8436, 14590), (8754, 14060), (10545, 11672)]