254259720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 288

約数和(自身を含む): 980343000

約数和(自身を除く): 726083280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 121, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 264, 286, 312, 330, 360, 363, 390, 396, 429, 440, 449, 468, 484, 495, 520, 572, 585, 605, 660, 715, 726, 780, 792, 858, 898, 936, 968, 990, 1089, 1144, 1170, 1210, 1287, 1320, 1347, 1430, 1452, 1560, 1573, 1716, 1796, 1815, 1980, 2145, 2178, 2245, 2340, 2420, 2574, 2694, 2860, 2904, 3146, 3432, 3592, 3630, 3960, 4041, 4290, 4356, 4490, 4680, 4719, 4840, 4939, 5148, 5388, 5445, 5720, 5837, 6292, 6435, 6735, 7260, 7865, 8082, 8580, 8712, 8980, 9438, 9878, 10296, 10776, 10890, 11674, 12584, 12870, 13470, 14157, 14520, 14817, 15730, 16164, 17160, 17511, 17960, 18876, 19756, 20205, 21780, 23348, 23595, 24695, 25740, 26940, 28314, 29185, 29634, 31460, 32328, 35022, 37752, 39512, 40410, 43560, 44451, 46696, 47190, 49390, 51480, 52533, 53880, 54329, 56628, 58370, 59268, 62920, 64207, 70044, 70785, 74085, 80820, 87555, 88902, 94380, 98780, 105066, 108658, 113256, 116740, 118536, 128414, 140088, 141570, 148170, 161640, 162987, 175110, 177804, 188760, 192621, 197560, 210132, 217316, 222255, 233480, 256828, 262665, 271645, 283140, 296340, 321035, 325974, 350220, 355608, 385242, 420264, 434632, 444510, 488961, 513656, 525330, 543290, 566280, 577863, 592680, 642070, 651948, 700440, 706277, 770484, 814935, 889020, 963105, 977922, 1050660, 1086580, 1155726, 1284140, 1303896, 1412554, 1540968, 1629870, 1778040, 1926210, 1955844, 2101320, 2118831, 2173160, 2311452, 2444805, 2568280, 2825108, 2889315, 3259740, 3531385, 3852420, 3911688, 4237662, 4622904, 4889610, 5650216, 5778630, 6356493, 6519480, 7062770, 7704840, 8475324, 9779220, 10594155, 11557260, 12712986, 14125540, 16950648, 19558440, 21188310, 23114520, 25425972, 28251080, 31782465, 42376620, 50851944, 63564930, 84753240, 127129860, 254259720]

約数ペア:

[(1, 254259720), (2, 127129860), (3, 84753240), (4, 63564930), (5, 50851944), (6, 42376620), (8, 31782465), (9, 28251080), (10, 25425972), (11, 23114520), (12, 21188310), (13, 19558440), (15, 16950648), (18, 14125540), (20, 12712986), (22, 11557260), (24, 10594155), (26, 9779220), (30, 8475324), (33, 7704840), (36, 7062770), (39, 6519480), (40, 6356493), (44, 5778630), (45, 5650216), (52, 4889610), (55, 4622904), (60, 4237662), (65, 3911688), (66, 3852420), (72, 3531385), (78, 3259740), (88, 2889315), (90, 2825108), (99, 2568280), (104, 2444805), (110, 2311452), (117, 2173160), (120, 2118831), (121, 2101320), (130, 1955844), (132, 1926210), (143, 1778040), (156, 1629870), (165, 1540968), (180, 1412554), (195, 1303896), (198, 1284140), (220, 1155726), (234, 1086580), (242, 1050660), (260, 977922), (264, 963105), (286, 889020), (312, 814935), (330, 770484), (360, 706277), (363, 700440), (390, 651948), (396, 642070), (429, 592680), (440, 577863), (449, 566280), (468, 543290), (484, 525330), (495, 513656), (520, 488961), (572, 444510), (585, 434632), (605, 420264), (660, 385242), (715, 355608), (726, 350220), (780, 325974), (792, 321035), (858, 296340), (898, 283140), (936, 271645), (968, 262665), (990, 256828), (1089, 233480), (1144, 222255), (1170, 217316), (1210, 210132), (1287, 197560), (1320, 192621), (1347, 188760), (1430, 177804), (1452, 175110), (1560, 162987), (1573, 161640), (1716, 148170), (1796, 141570), (1815, 140088), (1980, 128414), (2145, 118536), (2178, 116740), (2245, 113256), (2340, 108658), (2420, 105066), (2574, 98780), (2694, 94380), (2860, 88902), (2904, 87555), (3146, 80820), (3432, 74085), (3592, 70785), (3630, 70044), (3960, 64207), (4041, 62920), (4290, 59268), (4356, 58370), (4490, 56628), (4680, 54329), (4719, 53880), (4840, 52533), (4939, 51480), (5148, 49390), (5388, 47190), (5445, 46696), (5720, 44451), (5837, 43560), (6292, 40410), (6435, 39512), (6735, 37752), (7260, 35022), (7865, 32328), (8082, 31460), (8580, 29634), (8712, 29185), (8980, 28314), (9438, 26940), (9878, 25740), (10296, 24695), (10776, 23595), (10890, 23348), (11674, 21780), (12584, 20205), (12870, 19756), (13470, 18876), (14157, 17960), (14520, 17511), (14817, 17160), (15730, 16164)]