1981484640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26981}}^1$

素因数の和:27022

約数の個数: 192

約数和(自身を含む): 7343421120

約数和(自身を除く): 5361936480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2295, 2448, 2720, 3060, 3672, 4080, 4320, 4590, 4896, 6120, 7344, 8160, 9180, 12240, 14688, 18360, 24480, 26981, 36720, 53962, 73440, 80943, 107924, 134905, 161886, 215848, 242829, 269810, 323772, 404715, 431696, 458677, 485658, 539620, 647544, 728487, 809430, 863392, 917354, 971316, 1079240, 1214145, 1295088, 1376031, 1456974, 1618860, 1834708, 1942632, 2158480, 2293385, 2428290, 2590176, 2752062, 2913948, 3237720, 3642435, 3669416, 3885264, 4128093, 4316960, 4586770, 4856580, 5504124, 5827896, 6475440, 6880155, 7284870, 7338832, 7770528, 8256186, 9173540, 9713160, 11008248, 11655792, 12384279, 12950880, 13760310, 14569740, 14677664, 16512372, 18347080, 19426320, 20640465, 22016496, 23311584, 24768558, 27520620, 29139480, 33024744, 36694160, 38852640, 41280930, 44032992, 49537116, 55041240, 58278960, 61921395, 66049488, 73388320, 82561860, 99074232, 110082480, 116557920, 123842790, 132098976, 165123720, 198148464, 220164960, 247685580, 330247440, 396296928, 495371160, 660494880, 990742320, 1981484640]

約数ペア:

[(1, 1981484640), (2, 990742320), (3, 660494880), (4, 495371160), (5, 396296928), (6, 330247440), (8, 247685580), (9, 220164960), (10, 198148464), (12, 165123720), (15, 132098976), (16, 123842790), (17, 116557920), (18, 110082480), (20, 99074232), (24, 82561860), (27, 73388320), (30, 66049488), (32, 61921395), (34, 58278960), (36, 55041240), (40, 49537116), (45, 44032992), (48, 41280930), (51, 38852640), (54, 36694160), (60, 33024744), (68, 29139480), (72, 27520620), (80, 24768558), (85, 23311584), (90, 22016496), (96, 20640465), (102, 19426320), (108, 18347080), (120, 16512372), (135, 14677664), (136, 14569740), (144, 13760310), (153, 12950880), (160, 12384279), (170, 11655792), (180, 11008248), (204, 9713160), (216, 9173540), (240, 8256186), (255, 7770528), (270, 7338832), (272, 7284870), (288, 6880155), (306, 6475440), (340, 5827896), (360, 5504124), (408, 4856580), (432, 4586770), (459, 4316960), (480, 4128093), (510, 3885264), (540, 3669416), (544, 3642435), (612, 3237720), (680, 2913948), (720, 2752062), (765, 2590176), (816, 2428290), (864, 2293385), (918, 2158480), (1020, 1942632), (1080, 1834708), (1224, 1618860), (1360, 1456974), (1440, 1376031), (1530, 1295088), (1632, 1214145), (1836, 1079240), (2040, 971316), (2160, 917354), (2295, 863392), (2448, 809430), (2720, 728487), (3060, 647544), (3672, 539620), (4080, 485658), (4320, 458677), (4590, 431696), (4896, 404715), (6120, 323772), (7344, 269810), (8160, 242829), (9180, 215848), (12240, 161886), (14688, 134905), (18360, 107924), (24480, 80943), (26981, 73440), (36720, 53962)]