77271660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 246486240

約数和(自身を除く): 169214580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 113, 116, 131, 145, 174, 180, 226, 261, 262, 290, 339, 348, 393, 435, 452, 522, 524, 565, 580, 655, 678, 786, 870, 1017, 1044, 1130, 1179, 1305, 1310, 1356, 1572, 1695, 1740, 1965, 2034, 2260, 2358, 2610, 2620, 3277, 3390, 3799, 3930, 4068, 4716, 5085, 5220, 5895, 6554, 6780, 7598, 7860, 9831, 10170, 11397, 11790, 13108, 14803, 15196, 16385, 18995, 19662, 20340, 22794, 23580, 29493, 29606, 32770, 34191, 37990, 39324, 44409, 45588, 49155, 56985, 58986, 59212, 65540, 68382, 74015, 75980, 88818, 98310, 113970, 117972, 133227, 136764, 147465, 148030, 170955, 177636, 196620, 222045, 227940, 266454, 294930, 296060, 341910, 429287, 444090, 532908, 589860, 666135, 683820, 858574, 888180, 1287861, 1332270, 1717148, 2146435, 2575722, 2664540, 3863583, 4292870, 5151444, 6439305, 7727166, 8585740, 12878610, 15454332, 19317915, 25757220, 38635830, 77271660]

約数ペア:

[(1, 77271660), (2, 38635830), (3, 25757220), (4, 19317915), (5, 15454332), (6, 12878610), (9, 8585740), (10, 7727166), (12, 6439305), (15, 5151444), (18, 4292870), (20, 3863583), (29, 2664540), (30, 2575722), (36, 2146435), (45, 1717148), (58, 1332270), (60, 1287861), (87, 888180), (90, 858574), (113, 683820), (116, 666135), (131, 589860), (145, 532908), (174, 444090), (180, 429287), (226, 341910), (261, 296060), (262, 294930), (290, 266454), (339, 227940), (348, 222045), (393, 196620), (435, 177636), (452, 170955), (522, 148030), (524, 147465), (565, 136764), (580, 133227), (655, 117972), (678, 113970), (786, 98310), (870, 88818), (1017, 75980), (1044, 74015), (1130, 68382), (1179, 65540), (1305, 59212), (1310, 58986), (1356, 56985), (1572, 49155), (1695, 45588), (1740, 44409), (1965, 39324), (2034, 37990), (2260, 34191), (2358, 32770), (2610, 29606), (2620, 29493), (3277, 23580), (3390, 22794), (3799, 20340), (3930, 19662), (4068, 18995), (4716, 16385), (5085, 15196), (5220, 14803), (5895, 13108), (6554, 11790), (6780, 11397), (7598, 10170), (7860, 9831)]