78433920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 320

約数和(自身を含む): 299910600

約数和(自身を除く): 221476680

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, 64, 68, 72, 80, 81, 85, 89, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 178, 180, 192, 204, 216, 240, 255, 267, 270, 272, 288, 306, 320, 324, 340, 356, 360, 384, 405, 408, 432, 445, 459, 480, 510, 534, 540, 544, 576, 612, 640, 648, 680, 712, 720, 765, 801, 810, 816, 864, 890, 918, 960, 1020, 1068, 1080, 1088, 1152, 1224, 1296, 1335, 1360, 1377, 1424, 1440, 1513, 1530, 1602, 1620, 1632, 1728, 1780, 1836, 1920, 2040, 2136, 2160, 2176, 2295, 2403, 2448, 2592, 2670, 2720, 2754, 2848, 2880, 3026, 3060, 3204, 3240, 3264, 3456, 3560, 3672, 4005, 4080, 4272, 4320, 4539, 4590, 4806, 4896, 5184, 5340, 5440, 5508, 5696, 5760, 6052, 6120, 6408, 6480, 6528, 6885, 7120, 7209, 7344, 7565, 8010, 8160, 8544, 8640, 9078, 9180, 9612, 9792, 10368, 10680, 10880, 11016, 11392, 12015, 12104, 12240, 12816, 12960, 13617, 13770, 14240, 14418, 14688, 15130, 16020, 16320, 17088, 17280, 18156, 18360, 19224, 19584, 21360, 22032, 22695, 24030, 24208, 24480, 25632, 25920, 27234, 27540, 28480, 28836, 29376, 30260, 32040, 32640, 34176, 36045, 36312, 36720, 38448, 40851, 42720, 44064, 45390, 48060, 48416, 48960, 51264, 51840, 54468, 55080, 56960, 57672, 58752, 60520, 64080, 68085, 72090, 72624, 73440, 76896, 81702, 85440, 88128, 90780, 96120, 96832, 97920, 102528, 108936, 110160, 115344, 121040, 122553, 128160, 136170, 144180, 145248, 146880, 153792, 163404, 170880, 176256, 181560, 192240, 193664, 204255, 217872, 220320, 230688, 242080, 245106, 256320, 272340, 288360, 290496, 293760, 307584, 326808, 363120, 384480, 408510, 435744, 440640, 461376, 484160, 490212, 512640, 544680, 576720, 580992, 612765, 653616, 726240, 768960, 817020, 871488, 881280, 922752, 968320, 980424, 1089360, 1153440, 1225530, 1307232, 1452480, 1537920, 1634040, 1742976, 1960848, 2178720, 2306880, 2451060, 2614464, 2904960, 3268080, 3921696, 4357440, 4613760, 4902120, 5228928, 6536160, 7843392, 8714880, 9804240, 13072320, 15686784, 19608480, 26144640, 39216960, 78433920]

約数ペア:

[(1, 78433920), (2, 39216960), (3, 26144640), (4, 19608480), (5, 15686784), (6, 13072320), (8, 9804240), (9, 8714880), (10, 7843392), (12, 6536160), (15, 5228928), (16, 4902120), (17, 4613760), (18, 4357440), (20, 3921696), (24, 3268080), (27, 2904960), (30, 2614464), (32, 2451060), (34, 2306880), (36, 2178720), (40, 1960848), (45, 1742976), (48, 1634040), (51, 1537920), (54, 1452480), (60, 1307232), (64, 1225530), (68, 1153440), (72, 1089360), (80, 980424), (81, 968320), (85, 922752), (89, 881280), (90, 871488), (96, 817020), (102, 768960), (108, 726240), (120, 653616), (128, 612765), (135, 580992), (136, 576720), (144, 544680), (153, 512640), (160, 490212), (162, 484160), (170, 461376), (178, 440640), (180, 435744), (192, 408510), (204, 384480), (216, 363120), (240, 326808), (255, 307584), (267, 293760), (270, 290496), (272, 288360), (288, 272340), (306, 256320), (320, 245106), (324, 242080), (340, 230688), (356, 220320), (360, 217872), (384, 204255), (405, 193664), (408, 192240), (432, 181560), (445, 176256), (459, 170880), (480, 163404), (510, 153792), (534, 146880), (540, 145248), (544, 144180), (576, 136170), (612, 128160), (640, 122553), (648, 121040), (680, 115344), (712, 110160), (720, 108936), (765, 102528), (801, 97920), (810, 96832), (816, 96120), (864, 90780), (890, 88128), (918, 85440), (960, 81702), (1020, 76896), (1068, 73440), (1080, 72624), (1088, 72090), (1152, 68085), (1224, 64080), (1296, 60520), (1335, 58752), (1360, 57672), (1377, 56960), (1424, 55080), (1440, 54468), (1513, 51840), (1530, 51264), (1602, 48960), (1620, 48416), (1632, 48060), (1728, 45390), (1780, 44064), (1836, 42720), (1920, 40851), (2040, 38448), (2136, 36720), (2160, 36312), (2176, 36045), (2295, 34176), (2403, 32640), (2448, 32040), (2592, 30260), (2670, 29376), (2720, 28836), (2754, 28480), (2848, 27540), (2880, 27234), (3026, 25920), (3060, 25632), (3204, 24480), (3240, 24208), (3264, 24030), (3456, 22695), (3560, 22032), (3672, 21360), (4005, 19584), (4080, 19224), (4272, 18360), (4320, 18156), (4539, 17280), (4590, 17088), (4806, 16320), (4896, 16020), (5184, 15130), (5340, 14688), (5440, 14418), (5508, 14240), (5696, 13770), (5760, 13617), (6052, 12960), (6120, 12816), (6408, 12240), (6480, 12104), (6528, 12015), (6885, 11392), (7120, 11016), (7209, 10880), (7344, 10680), (7565, 10368), (8010, 9792), (8160, 9612), (8544, 9180), (8640, 9078)]