280734480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 1029777840

約数和(自身を除く): 749043360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 89, 90, 104, 117, 120, 130, 144, 156, 178, 180, 195, 208, 234, 240, 260, 267, 312, 337, 356, 360, 390, 445, 468, 520, 534, 585, 624, 674, 712, 720, 780, 801, 890, 936, 1011, 1040, 1068, 1157, 1170, 1335, 1348, 1424, 1560, 1602, 1685, 1780, 1872, 2022, 2136, 2314, 2340, 2670, 2696, 3033, 3120, 3204, 3370, 3471, 3560, 4005, 4044, 4272, 4381, 4628, 4680, 5055, 5340, 5392, 5785, 6066, 6408, 6740, 6942, 7120, 8010, 8088, 8762, 9256, 9360, 10110, 10413, 10680, 11570, 12132, 12816, 13143, 13480, 13884, 15165, 16020, 16176, 17355, 17524, 18512, 20220, 20826, 21360, 21905, 23140, 24264, 26286, 26960, 27768, 29993, 30330, 32040, 34710, 35048, 39429, 40440, 41652, 43810, 46280, 48528, 52065, 52572, 55536, 59986, 60660, 64080, 65715, 69420, 70096, 78858, 80880, 83304, 87620, 89979, 92560, 104130, 105144, 119972, 121320, 131430, 138840, 149965, 157716, 166608, 175240, 179958, 197145, 208260, 210288, 239944, 242640, 262860, 269937, 277680, 299930, 315432, 350480, 359916, 389909, 394290, 416520, 449895, 479888, 525720, 539874, 599860, 630864, 719832, 779818, 788580, 833040, 899790, 1051440, 1079748, 1169727, 1199720, 1349685, 1439664, 1559636, 1577160, 1799580, 1949545, 2159496, 2339454, 2399440, 2699370, 3119272, 3154320, 3509181, 3599160, 3899090, 4318992, 4678908, 5398740, 5848635, 6238544, 7018362, 7198320, 7798180, 9357816, 10797480, 11697270, 14036724, 15596360, 17545905, 18715632, 21594960, 23394540, 28073448, 31192720, 35091810, 46789080, 56146896, 70183620, 93578160, 140367240, 280734480]

約数ペア:

[(1, 280734480), (2, 140367240), (3, 93578160), (4, 70183620), (5, 56146896), (6, 46789080), (8, 35091810), (9, 31192720), (10, 28073448), (12, 23394540), (13, 21594960), (15, 18715632), (16, 17545905), (18, 15596360), (20, 14036724), (24, 11697270), (26, 10797480), (30, 9357816), (36, 7798180), (39, 7198320), (40, 7018362), (45, 6238544), (48, 5848635), (52, 5398740), (60, 4678908), (65, 4318992), (72, 3899090), (78, 3599160), (80, 3509181), (89, 3154320), (90, 3119272), (104, 2699370), (117, 2399440), (120, 2339454), (130, 2159496), (144, 1949545), (156, 1799580), (178, 1577160), (180, 1559636), (195, 1439664), (208, 1349685), (234, 1199720), (240, 1169727), (260, 1079748), (267, 1051440), (312, 899790), (337, 833040), (356, 788580), (360, 779818), (390, 719832), (445, 630864), (468, 599860), (520, 539874), (534, 525720), (585, 479888), (624, 449895), (674, 416520), (712, 394290), (720, 389909), (780, 359916), (801, 350480), (890, 315432), (936, 299930), (1011, 277680), (1040, 269937), (1068, 262860), (1157, 242640), (1170, 239944), (1335, 210288), (1348, 208260), (1424, 197145), (1560, 179958), (1602, 175240), (1685, 166608), (1780, 157716), (1872, 149965), (2022, 138840), (2136, 131430), (2314, 121320), (2340, 119972), (2670, 105144), (2696, 104130), (3033, 92560), (3120, 89979), (3204, 87620), (3370, 83304), (3471, 80880), (3560, 78858), (4005, 70096), (4044, 69420), (4272, 65715), (4381, 64080), (4628, 60660), (4680, 59986), (5055, 55536), (5340, 52572), (5392, 52065), (5785, 48528), (6066, 46280), (6408, 43810), (6740, 41652), (6942, 40440), (7120, 39429), (8010, 35048), (8088, 34710), (8762, 32040), (9256, 30330), (9360, 29993), (10110, 27768), (10413, 26960), (10680, 26286), (11570, 24264), (12132, 23140), (12816, 21905), (13143, 21360), (13480, 20826), (13884, 20220), (15165, 18512), (16020, 17524), (16176, 17355)]