81300960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 288

約数和(自身を含む): 308756448

約数和(自身を除く): 227455488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 96, 101, 104, 117, 120, 129, 130, 144, 156, 160, 172, 180, 195, 202, 208, 215, 234, 240, 258, 260, 288, 303, 312, 344, 360, 387, 390, 404, 416, 430, 468, 480, 505, 516, 520, 559, 585, 606, 624, 645, 688, 720, 774, 780, 808, 860, 909, 936, 1010, 1032, 1040, 1118, 1170, 1212, 1248, 1290, 1313, 1376, 1440, 1515, 1548, 1560, 1616, 1677, 1720, 1818, 1872, 1935, 2020, 2064, 2080, 2236, 2340, 2424, 2580, 2626, 2795, 3030, 3096, 3120, 3232, 3354, 3440, 3636, 3744, 3870, 3939, 4040, 4128, 4343, 4472, 4545, 4680, 4848, 5031, 5160, 5252, 5590, 6060, 6192, 6240, 6565, 6708, 6880, 7272, 7740, 7878, 8080, 8385, 8686, 8944, 9090, 9360, 9696, 10062, 10320, 10504, 11180, 11817, 12120, 12384, 13029, 13130, 13416, 14544, 15480, 15756, 16160, 16770, 17372, 17888, 18180, 18720, 19695, 20124, 20640, 21008, 21715, 22360, 23634, 24240, 25155, 26058, 26260, 26832, 29088, 30960, 31512, 33540, 34744, 36360, 39087, 39390, 40248, 42016, 43430, 44720, 47268, 48480, 50310, 52116, 52520, 53664, 56459, 59085, 61920, 63024, 65145, 67080, 69488, 72720, 78174, 78780, 80496, 86860, 89440, 94536, 100620, 104232, 105040, 112918, 118170, 126048, 130290, 134160, 138976, 145440, 156348, 157560, 160992, 169377, 173720, 189072, 195435, 201240, 208464, 210080, 225836, 236340, 260580, 268320, 282295, 312696, 315120, 338754, 347440, 378144, 390870, 402480, 416928, 451672, 472680, 508131, 521160, 564590, 625392, 630240, 677508, 694880, 781740, 804960, 846885, 903344, 945360, 1016262, 1042320, 1129180, 1250784, 1355016, 1563480, 1693770, 1806688, 1890720, 2032524, 2084640, 2258360, 2540655, 2710032, 3126960, 3387540, 4065048, 4516720, 5081310, 5420064, 6253920, 6775080, 8130096, 9033440, 10162620, 13550160, 16260192, 20325240, 27100320, 40650480, 81300960]

約数ペア:

[(1, 81300960), (2, 40650480), (3, 27100320), (4, 20325240), (5, 16260192), (6, 13550160), (8, 10162620), (9, 9033440), (10, 8130096), (12, 6775080), (13, 6253920), (15, 5420064), (16, 5081310), (18, 4516720), (20, 4065048), (24, 3387540), (26, 3126960), (30, 2710032), (32, 2540655), (36, 2258360), (39, 2084640), (40, 2032524), (43, 1890720), (45, 1806688), (48, 1693770), (52, 1563480), (60, 1355016), (65, 1250784), (72, 1129180), (78, 1042320), (80, 1016262), (86, 945360), (90, 903344), (96, 846885), (101, 804960), (104, 781740), (117, 694880), (120, 677508), (129, 630240), (130, 625392), (144, 564590), (156, 521160), (160, 508131), (172, 472680), (180, 451672), (195, 416928), (202, 402480), (208, 390870), (215, 378144), (234, 347440), (240, 338754), (258, 315120), (260, 312696), (288, 282295), (303, 268320), (312, 260580), (344, 236340), (360, 225836), (387, 210080), (390, 208464), (404, 201240), (416, 195435), (430, 189072), (468, 173720), (480, 169377), (505, 160992), (516, 157560), (520, 156348), (559, 145440), (585, 138976), (606, 134160), (624, 130290), (645, 126048), (688, 118170), (720, 112918), (774, 105040), (780, 104232), (808, 100620), (860, 94536), (909, 89440), (936, 86860), (1010, 80496), (1032, 78780), (1040, 78174), (1118, 72720), (1170, 69488), (1212, 67080), (1248, 65145), (1290, 63024), (1313, 61920), (1376, 59085), (1440, 56459), (1515, 53664), (1548, 52520), (1560, 52116), (1616, 50310), (1677, 48480), (1720, 47268), (1818, 44720), (1872, 43430), (1935, 42016), (2020, 40248), (2064, 39390), (2080, 39087), (2236, 36360), (2340, 34744), (2424, 33540), (2580, 31512), (2626, 30960), (2795, 29088), (3030, 26832), (3096, 26260), (3120, 26058), (3232, 25155), (3354, 24240), (3440, 23634), (3636, 22360), (3744, 21715), (3870, 21008), (3939, 20640), (4040, 20124), (4128, 19695), (4343, 18720), (4472, 18180), (4545, 17888), (4680, 17372), (4848, 16770), (5031, 16160), (5160, 15756), (5252, 15480), (5590, 14544), (6060, 13416), (6192, 13130), (6240, 13029), (6565, 12384), (6708, 12120), (6880, 11817), (7272, 11180), (7740, 10504), (7878, 10320), (8080, 10062), (8385, 9696), (8686, 9360), (8944, 9090)]