61451280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7759}}^1$

素因数の和:7789

約数の個数: 120

約数和(自身を含む): 225164160

約数和(自身を除く): 163712880

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, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7759, 7920, 15518, 23277, 31036, 38795, 46554, 62072, 69831, 77590, 85349, 93108, 116385, 124144, 139662, 155180, 170698, 186216, 232770, 256047, 279324, 310360, 341396, 349155, 372432, 426745, 465540, 512094, 558648, 620720, 682792, 698310, 768141, 853490, 931080, 1024188, 1117296, 1280235, 1365584, 1396620, 1536282, 1706980, 1862160, 2048376, 2560470, 2793240, 3072564, 3413960, 3840705, 4096752, 5120940, 5586480, 6145128, 6827920, 7681410, 10241880, 12290256, 15362820, 20483760, 30725640, 61451280]

約数ペア:

[(1, 61451280), (2, 30725640), (3, 20483760), (4, 15362820), (5, 12290256), (6, 10241880), (8, 7681410), (9, 6827920), (10, 6145128), (11, 5586480), (12, 5120940), (15, 4096752), (16, 3840705), (18, 3413960), (20, 3072564), (22, 2793240), (24, 2560470), (30, 2048376), (33, 1862160), (36, 1706980), (40, 1536282), (44, 1396620), (45, 1365584), (48, 1280235), (55, 1117296), (60, 1024188), (66, 931080), (72, 853490), (80, 768141), (88, 698310), (90, 682792), (99, 620720), (110, 558648), (120, 512094), (132, 465540), (144, 426745), (165, 372432), (176, 349155), (180, 341396), (198, 310360), (220, 279324), (240, 256047), (264, 232770), (330, 186216), (360, 170698), (396, 155180), (440, 139662), (495, 124144), (528, 116385), (660, 93108), (720, 85349), (792, 77590), (880, 69831), (990, 62072), (1320, 46554), (1584, 38795), (1980, 31036), (2640, 23277), (3960, 15518), (7759, 7920)]