65981520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2777}}^1$

素因数の和:2810

約数の個数: 160

約数和(自身を含む): 248019840

約数和(自身を除く): 182038320

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, 2777, 2970, 3960, 4752, 5554, 5940, 7920, 8331, 11108, 11880, 13885, 16662, 22216, 23760, 24993, 27770, 30547, 33324, 41655, 44432, 49986, 55540, 61094, 66648, 74979, 83310, 91641, 99972, 111080, 122188, 124965, 133296, 149958, 152735, 166620, 183282, 199944, 222160, 244376, 249930, 274923, 299916, 305470, 333240, 366564, 374895, 399888, 458205, 488752, 499860, 549846, 599832, 610940, 666480, 733128, 749790, 824769, 916410, 999720, 1099692, 1199664, 1221880, 1374615, 1466256, 1499580, 1649538, 1832820, 1999440, 2199384, 2443760, 2749230, 2999160, 3299076, 3665640, 4123845, 4398768, 5498460, 5998320, 6598152, 7331280, 8247690, 10996920, 13196304, 16495380, 21993840, 32990760, 65981520]

約数ペア:

[(1, 65981520), (2, 32990760), (3, 21993840), (4, 16495380), (5, 13196304), (6, 10996920), (8, 8247690), (9, 7331280), (10, 6598152), (11, 5998320), (12, 5498460), (15, 4398768), (16, 4123845), (18, 3665640), (20, 3299076), (22, 2999160), (24, 2749230), (27, 2443760), (30, 2199384), (33, 1999440), (36, 1832820), (40, 1649538), (44, 1499580), (45, 1466256), (48, 1374615), (54, 1221880), (55, 1199664), (60, 1099692), (66, 999720), (72, 916410), (80, 824769), (88, 749790), (90, 733128), (99, 666480), (108, 610940), (110, 599832), (120, 549846), (132, 499860), (135, 488752), (144, 458205), (165, 399888), (176, 374895), (180, 366564), (198, 333240), (216, 305470), (220, 299916), (240, 274923), (264, 249930), (270, 244376), (297, 222160), (330, 199944), (360, 183282), (396, 166620), (432, 152735), (440, 149958), (495, 133296), (528, 124965), (540, 122188), (594, 111080), (660, 99972), (720, 91641), (792, 83310), (880, 74979), (990, 66648), (1080, 61094), (1188, 55540), (1320, 49986), (1485, 44432), (1584, 41655), (1980, 33324), (2160, 30547), (2376, 27770), (2640, 24993), (2777, 23760), (2970, 22216), (3960, 16662), (4752, 13885), (5554, 11880), (5940, 11108), (7920, 8331)]