19608480

素因数分解:

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

素因数の和:133

約数の個数: 240

約数和(自身を含む): 74095560

約数和(自身を除く): 54487080

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, 81, 85, 89, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 178, 180, 204, 216, 240, 255, 267, 270, 272, 288, 306, 324, 340, 356, 360, 405, 408, 432, 445, 459, 480, 510, 534, 540, 544, 612, 648, 680, 712, 720, 765, 801, 810, 816, 864, 890, 918, 1020, 1068, 1080, 1224, 1296, 1335, 1360, 1377, 1424, 1440, 1513, 1530, 1602, 1620, 1632, 1780, 1836, 2040, 2136, 2160, 2295, 2403, 2448, 2592, 2670, 2720, 2754, 2848, 3026, 3060, 3204, 3240, 3560, 3672, 4005, 4080, 4272, 4320, 4539, 4590, 4806, 4896, 5340, 5508, 6052, 6120, 6408, 6480, 6885, 7120, 7209, 7344, 7565, 8010, 8160, 8544, 9078, 9180, 9612, 10680, 11016, 12015, 12104, 12240, 12816, 12960, 13617, 13770, 14240, 14418, 14688, 15130, 16020, 18156, 18360, 19224, 21360, 22032, 22695, 24030, 24208, 24480, 25632, 27234, 27540, 28836, 30260, 32040, 36045, 36312, 36720, 38448, 40851, 42720, 44064, 45390, 48060, 48416, 54468, 55080, 57672, 60520, 64080, 68085, 72090, 72624, 73440, 76896, 81702, 90780, 96120, 108936, 110160, 115344, 121040, 122553, 128160, 136170, 144180, 145248, 163404, 181560, 192240, 204255, 217872, 220320, 230688, 242080, 245106, 272340, 288360, 326808, 363120, 384480, 408510, 435744, 490212, 544680, 576720, 612765, 653616, 726240, 817020, 980424, 1089360, 1153440, 1225530, 1307232, 1634040, 1960848, 2178720, 2451060, 3268080, 3921696, 4902120, 6536160, 9804240, 19608480]

約数ペア:

[(1, 19608480), (2, 9804240), (3, 6536160), (4, 4902120), (5, 3921696), (6, 3268080), (8, 2451060), (9, 2178720), (10, 1960848), (12, 1634040), (15, 1307232), (16, 1225530), (17, 1153440), (18, 1089360), (20, 980424), (24, 817020), (27, 726240), (30, 653616), (32, 612765), (34, 576720), (36, 544680), (40, 490212), (45, 435744), (48, 408510), (51, 384480), (54, 363120), (60, 326808), (68, 288360), (72, 272340), (80, 245106), (81, 242080), (85, 230688), (89, 220320), (90, 217872), (96, 204255), (102, 192240), (108, 181560), (120, 163404), (135, 145248), (136, 144180), (144, 136170), (153, 128160), (160, 122553), (162, 121040), (170, 115344), (178, 110160), (180, 108936), (204, 96120), (216, 90780), (240, 81702), (255, 76896), (267, 73440), (270, 72624), (272, 72090), (288, 68085), (306, 64080), (324, 60520), (340, 57672), (356, 55080), (360, 54468), (405, 48416), (408, 48060), (432, 45390), (445, 44064), (459, 42720), (480, 40851), (510, 38448), (534, 36720), (540, 36312), (544, 36045), (612, 32040), (648, 30260), (680, 28836), (712, 27540), (720, 27234), (765, 25632), (801, 24480), (810, 24208), (816, 24030), (864, 22695), (890, 22032), (918, 21360), (1020, 19224), (1068, 18360), (1080, 18156), (1224, 16020), (1296, 15130), (1335, 14688), (1360, 14418), (1377, 14240), (1424, 13770), (1440, 13617), (1513, 12960), (1530, 12816), (1602, 12240), (1620, 12104), (1632, 12015), (1780, 11016), (1836, 10680), (2040, 9612), (2136, 9180), (2160, 9078), (2295, 8544), (2403, 8160), (2448, 8010), (2592, 7565), (2670, 7344), (2720, 7209), (2754, 7120), (2848, 6885), (3026, 6480), (3060, 6408), (3204, 6120), (3240, 6052), (3560, 5508), (3672, 5340), (4005, 4896), (4080, 4806), (4272, 4590), (4320, 4539)]