78716880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3313}}^1$

素因数の和:3346

約数の個数: 160

約数和(自身を含む): 295873920

約数和(自身を除く): 217157040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3313, 3960, 4752, 5940, 6626, 7920, 9939, 11880, 13252, 16565, 19878, 23760, 26504, 29817, 33130, 36443, 39756, 49695, 53008, 59634, 66260, 72886, 79512, 89451, 99390, 109329, 119268, 132520, 145772, 149085, 159024, 178902, 182215, 198780, 218658, 238536, 265040, 291544, 298170, 327987, 357804, 364430, 397560, 437316, 447255, 477072, 546645, 583088, 596340, 655974, 715608, 728860, 795120, 874632, 894510, 983961, 1093290, 1192680, 1311948, 1431216, 1457720, 1639935, 1749264, 1789020, 1967922, 2186580, 2385360, 2623896, 2915440, 3279870, 3578040, 3935844, 4373160, 4919805, 5247792, 6559740, 7156080, 7871688, 8746320, 9839610, 13119480, 15743376, 19679220, 26238960, 39358440, 78716880]

約数ペア:

[(1, 78716880), (2, 39358440), (3, 26238960), (4, 19679220), (5, 15743376), (6, 13119480), (8, 9839610), (9, 8746320), (10, 7871688), (11, 7156080), (12, 6559740), (15, 5247792), (16, 4919805), (18, 4373160), (20, 3935844), (22, 3578040), (24, 3279870), (27, 2915440), (30, 2623896), (33, 2385360), (36, 2186580), (40, 1967922), (44, 1789020), (45, 1749264), (48, 1639935), (54, 1457720), (55, 1431216), (60, 1311948), (66, 1192680), (72, 1093290), (80, 983961), (88, 894510), (90, 874632), (99, 795120), (108, 728860), (110, 715608), (120, 655974), (132, 596340), (135, 583088), (144, 546645), (165, 477072), (176, 447255), (180, 437316), (198, 397560), (216, 364430), (220, 357804), (240, 327987), (264, 298170), (270, 291544), (297, 265040), (330, 238536), (360, 218658), (396, 198780), (432, 182215), (440, 178902), (495, 159024), (528, 149085), (540, 145772), (594, 132520), (660, 119268), (720, 109329), (792, 99390), (880, 89451), (990, 79512), (1080, 72886), (1188, 66260), (1320, 59634), (1485, 53008), (1584, 49695), (1980, 39756), (2160, 36443), (2376, 33130), (2640, 29817), (2970, 26504), (3313, 23760), (3960, 19878), (4752, 16565), (5940, 13252), (6626, 11880), (7920, 9939)]