87421140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 293932800

約数和(自身を除く): 206511660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 89, 90, 102, 107, 108, 135, 153, 170, 178, 180, 204, 214, 255, 267, 270, 306, 321, 340, 356, 428, 445, 459, 510, 534, 535, 540, 612, 642, 765, 801, 890, 918, 963, 1020, 1068, 1070, 1284, 1335, 1513, 1530, 1602, 1605, 1780, 1819, 1836, 1926, 2140, 2295, 2403, 2670, 2889, 3026, 3060, 3204, 3210, 3638, 3852, 4005, 4539, 4590, 4806, 4815, 5340, 5457, 5778, 6052, 6420, 7276, 7565, 8010, 9078, 9095, 9180, 9523, 9612, 9630, 10914, 11556, 12015, 13617, 14445, 15130, 16020, 16371, 18156, 18190, 19046, 19260, 21828, 22695, 24030, 27234, 27285, 28569, 28890, 30260, 32742, 36380, 38092, 40851, 45390, 47615, 48060, 49113, 54468, 54570, 57138, 57780, 65484, 68085, 81702, 81855, 85707, 90780, 95230, 98226, 109140, 114276, 136170, 142845, 161891, 163404, 163710, 171414, 190460, 196452, 204255, 245565, 257121, 272340, 285690, 323782, 327420, 342828, 408510, 428535, 485673, 491130, 514242, 571380, 647564, 809455, 817020, 857070, 971346, 982260, 1028484, 1285605, 1457019, 1618910, 1714140, 1942692, 2428365, 2571210, 2914038, 3237820, 4371057, 4856730, 5142420, 5828076, 7285095, 8742114, 9713460, 14570190, 17484228, 21855285, 29140380, 43710570, 87421140]

約数ペア:

[(1, 87421140), (2, 43710570), (3, 29140380), (4, 21855285), (5, 17484228), (6, 14570190), (9, 9713460), (10, 8742114), (12, 7285095), (15, 5828076), (17, 5142420), (18, 4856730), (20, 4371057), (27, 3237820), (30, 2914038), (34, 2571210), (36, 2428365), (45, 1942692), (51, 1714140), (54, 1618910), (60, 1457019), (68, 1285605), (85, 1028484), (89, 982260), (90, 971346), (102, 857070), (107, 817020), (108, 809455), (135, 647564), (153, 571380), (170, 514242), (178, 491130), (180, 485673), (204, 428535), (214, 408510), (255, 342828), (267, 327420), (270, 323782), (306, 285690), (321, 272340), (340, 257121), (356, 245565), (428, 204255), (445, 196452), (459, 190460), (510, 171414), (534, 163710), (535, 163404), (540, 161891), (612, 142845), (642, 136170), (765, 114276), (801, 109140), (890, 98226), (918, 95230), (963, 90780), (1020, 85707), (1068, 81855), (1070, 81702), (1284, 68085), (1335, 65484), (1513, 57780), (1530, 57138), (1602, 54570), (1605, 54468), (1780, 49113), (1819, 48060), (1836, 47615), (1926, 45390), (2140, 40851), (2295, 38092), (2403, 36380), (2670, 32742), (2889, 30260), (3026, 28890), (3060, 28569), (3204, 27285), (3210, 27234), (3638, 24030), (3852, 22695), (4005, 21828), (4539, 19260), (4590, 19046), (4806, 18190), (4815, 18156), (5340, 16371), (5457, 16020), (5778, 15130), (6052, 14445), (6420, 13617), (7276, 12015), (7565, 11556), (8010, 10914), (9078, 9630), (9095, 9612), (9180, 9523)]