7681080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 26477640

約数和(自身を除く): 18796560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 121, 132, 138, 165, 184, 220, 230, 242, 253, 264, 276, 330, 345, 363, 440, 460, 484, 506, 529, 552, 605, 660, 690, 726, 759, 920, 968, 1012, 1058, 1210, 1265, 1320, 1380, 1452, 1518, 1587, 1815, 2024, 2116, 2420, 2530, 2645, 2760, 2783, 2904, 3036, 3174, 3630, 3795, 4232, 4840, 5060, 5290, 5566, 5819, 6072, 6348, 7260, 7590, 7935, 8349, 10120, 10580, 11132, 11638, 12696, 13915, 14520, 15180, 15870, 16698, 17457, 21160, 22264, 23276, 27830, 29095, 30360, 31740, 33396, 34914, 41745, 46552, 55660, 58190, 63480, 64009, 66792, 69828, 83490, 87285, 111320, 116380, 128018, 139656, 166980, 174570, 192027, 232760, 256036, 320045, 333960, 349140, 384054, 512072, 640090, 698280, 768108, 960135, 1280180, 1536216, 1920270, 2560360, 3840540, 7681080]

約数ペア:

[(1, 7681080), (2, 3840540), (3, 2560360), (4, 1920270), (5, 1536216), (6, 1280180), (8, 960135), (10, 768108), (11, 698280), (12, 640090), (15, 512072), (20, 384054), (22, 349140), (23, 333960), (24, 320045), (30, 256036), (33, 232760), (40, 192027), (44, 174570), (46, 166980), (55, 139656), (60, 128018), (66, 116380), (69, 111320), (88, 87285), (92, 83490), (110, 69828), (115, 66792), (120, 64009), (121, 63480), (132, 58190), (138, 55660), (165, 46552), (184, 41745), (220, 34914), (230, 33396), (242, 31740), (253, 30360), (264, 29095), (276, 27830), (330, 23276), (345, 22264), (363, 21160), (440, 17457), (460, 16698), (484, 15870), (506, 15180), (529, 14520), (552, 13915), (605, 12696), (660, 11638), (690, 11132), (726, 10580), (759, 10120), (920, 8349), (968, 7935), (1012, 7590), (1058, 7260), (1210, 6348), (1265, 6072), (1320, 5819), (1380, 5566), (1452, 5290), (1518, 5060), (1587, 4840), (1815, 4232), (2024, 3795), (2116, 3630), (2420, 3174), (2530, 3036), (2645, 2904), (2760, 2783)]