2478960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:343

約数の個数: 120

約数和(自身を含む): 9111024

約数和(自身を除く): 6632064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 313, 330, 360, 396, 440, 495, 528, 626, 660, 720, 792, 880, 939, 990, 1252, 1320, 1565, 1584, 1878, 1980, 2504, 2640, 2817, 3130, 3443, 3756, 3960, 4695, 5008, 5634, 6260, 6886, 7512, 7920, 9390, 10329, 11268, 12520, 13772, 14085, 15024, 17215, 18780, 20658, 22536, 25040, 27544, 28170, 30987, 34430, 37560, 41316, 45072, 51645, 55088, 56340, 61974, 68860, 75120, 82632, 103290, 112680, 123948, 137720, 154935, 165264, 206580, 225360, 247896, 275440, 309870, 413160, 495792, 619740, 826320, 1239480, 2478960]

約数ペア:

[(1, 2478960), (2, 1239480), (3, 826320), (4, 619740), (5, 495792), (6, 413160), (8, 309870), (9, 275440), (10, 247896), (11, 225360), (12, 206580), (15, 165264), (16, 154935), (18, 137720), (20, 123948), (22, 112680), (24, 103290), (30, 82632), (33, 75120), (36, 68860), (40, 61974), (44, 56340), (45, 55088), (48, 51645), (55, 45072), (60, 41316), (66, 37560), (72, 34430), (80, 30987), (88, 28170), (90, 27544), (99, 25040), (110, 22536), (120, 20658), (132, 18780), (144, 17215), (165, 15024), (176, 14085), (180, 13772), (198, 12520), (220, 11268), (240, 10329), (264, 9390), (313, 7920), (330, 7512), (360, 6886), (396, 6260), (440, 5634), (495, 5008), (528, 4695), (626, 3960), (660, 3756), (720, 3443), (792, 3130), (880, 2817), (939, 2640), (990, 2504), (1252, 1980), (1320, 1878), (1565, 1584)]