309086640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:292

約数の個数: 240

約数和(自身を含む): 1091581920

約数和(自身を除く): 782495280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 113, 116, 120, 131, 144, 145, 174, 180, 226, 232, 240, 261, 262, 290, 339, 348, 360, 393, 435, 452, 464, 522, 524, 565, 580, 655, 678, 696, 720, 786, 870, 904, 1017, 1044, 1048, 1130, 1160, 1179, 1305, 1310, 1356, 1392, 1572, 1695, 1740, 1808, 1965, 2034, 2088, 2096, 2260, 2320, 2358, 2610, 2620, 2712, 3144, 3277, 3390, 3480, 3799, 3930, 4068, 4176, 4520, 4716, 5085, 5220, 5240, 5424, 5895, 6288, 6554, 6780, 6960, 7598, 7860, 8136, 9040, 9432, 9831, 10170, 10440, 10480, 11397, 11790, 13108, 13560, 14803, 15196, 15720, 16272, 16385, 18864, 18995, 19662, 20340, 20880, 22794, 23580, 26216, 27120, 29493, 29606, 30392, 31440, 32770, 34191, 37990, 39324, 40680, 44409, 45588, 47160, 49155, 52432, 56985, 58986, 59212, 60784, 65540, 68382, 74015, 75980, 78648, 81360, 88818, 91176, 94320, 98310, 113970, 117972, 118424, 131080, 133227, 136764, 147465, 148030, 151960, 157296, 170955, 177636, 182352, 196620, 222045, 227940, 235944, 236848, 262160, 266454, 273528, 294930, 296060, 303920, 341910, 355272, 393240, 429287, 444090, 455880, 471888, 532908, 547056, 589860, 592120, 666135, 683820, 710544, 786480, 858574, 888180, 911760, 1065816, 1179720, 1184240, 1287861, 1332270, 1367640, 1717148, 1776360, 2131632, 2146435, 2359440, 2575722, 2664540, 2735280, 3434296, 3552720, 3863583, 4292870, 5151444, 5329080, 6439305, 6868592, 7727166, 8585740, 10302888, 10658160, 12878610, 15454332, 17171480, 19317915, 20605776, 25757220, 30908664, 34342960, 38635830, 51514440, 61817328, 77271660, 103028880, 154543320, 309086640]

約数ペア:

[(1, 309086640), (2, 154543320), (3, 103028880), (4, 77271660), (5, 61817328), (6, 51514440), (8, 38635830), (9, 34342960), (10, 30908664), (12, 25757220), (15, 20605776), (16, 19317915), (18, 17171480), (20, 15454332), (24, 12878610), (29, 10658160), (30, 10302888), (36, 8585740), (40, 7727166), (45, 6868592), (48, 6439305), (58, 5329080), (60, 5151444), (72, 4292870), (80, 3863583), (87, 3552720), (90, 3434296), (113, 2735280), (116, 2664540), (120, 2575722), (131, 2359440), (144, 2146435), (145, 2131632), (174, 1776360), (180, 1717148), (226, 1367640), (232, 1332270), (240, 1287861), (261, 1184240), (262, 1179720), (290, 1065816), (339, 911760), (348, 888180), (360, 858574), (393, 786480), (435, 710544), (452, 683820), (464, 666135), (522, 592120), (524, 589860), (565, 547056), (580, 532908), (655, 471888), (678, 455880), (696, 444090), (720, 429287), (786, 393240), (870, 355272), (904, 341910), (1017, 303920), (1044, 296060), (1048, 294930), (1130, 273528), (1160, 266454), (1179, 262160), (1305, 236848), (1310, 235944), (1356, 227940), (1392, 222045), (1572, 196620), (1695, 182352), (1740, 177636), (1808, 170955), (1965, 157296), (2034, 151960), (2088, 148030), (2096, 147465), (2260, 136764), (2320, 133227), (2358, 131080), (2610, 118424), (2620, 117972), (2712, 113970), (3144, 98310), (3277, 94320), (3390, 91176), (3480, 88818), (3799, 81360), (3930, 78648), (4068, 75980), (4176, 74015), (4520, 68382), (4716, 65540), (5085, 60784), (5220, 59212), (5240, 58986), (5424, 56985), (5895, 52432), (6288, 49155), (6554, 47160), (6780, 45588), (6960, 44409), (7598, 40680), (7860, 39324), (8136, 37990), (9040, 34191), (9432, 32770), (9831, 31440), (10170, 30392), (10440, 29606), (10480, 29493), (11397, 27120), (11790, 26216), (13108, 23580), (13560, 22794), (14803, 20880), (15196, 20340), (15720, 19662), (16272, 18995), (16385, 18864)]