20172962280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{15427}}^1$

素因数の和:16099

約数の個数: 128

約数和(自身を含む): 64182948480

約数和(自身を除く): 44009986200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 641, 680, 1020, 1282, 1923, 2040, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10897, 12820, 15384, 15427, 19230, 21794, 25640, 30854, 32691, 38460, 43588, 46281, 54485, 61708, 65382, 76920, 77135, 87176, 92562, 108970, 123416, 130764, 154270, 163455, 185124, 217940, 231405, 261528, 262259, 308540, 326910, 370248, 435880, 462810, 524518, 617080, 653820, 786777, 925620, 1049036, 1307640, 1311295, 1573554, 1851240, 2098072, 2622590, 3147108, 3933885, 5245180, 6294216, 7867770, 9888707, 10490360, 15735540, 19777414, 29666121, 31471080, 39554828, 49443535, 59332242, 79109656, 98887070, 118664484, 148330605, 168108019, 197774140, 237328968, 296661210, 336216038, 395548280, 504324057, 593322420, 672432076, 840540095, 1008648114, 1186644840, 1344864152, 1681080190, 2017296228, 2521620285, 3362160380, 4034592456, 5043240570, 6724320760, 10086481140, 20172962280]

約数ペア:

[(1, 20172962280), (2, 10086481140), (3, 6724320760), (4, 5043240570), (5, 4034592456), (6, 3362160380), (8, 2521620285), (10, 2017296228), (12, 1681080190), (15, 1344864152), (17, 1186644840), (20, 1008648114), (24, 840540095), (30, 672432076), (34, 593322420), (40, 504324057), (51, 395548280), (60, 336216038), (68, 296661210), (85, 237328968), (102, 197774140), (120, 168108019), (136, 148330605), (170, 118664484), (204, 98887070), (255, 79109656), (340, 59332242), (408, 49443535), (510, 39554828), (641, 31471080), (680, 29666121), (1020, 19777414), (1282, 15735540), (1923, 10490360), (2040, 9888707), (2564, 7867770), (3205, 6294216), (3846, 5245180), (5128, 3933885), (6410, 3147108), (7692, 2622590), (9615, 2098072), (10897, 1851240), (12820, 1573554), (15384, 1311295), (15427, 1307640), (19230, 1049036), (21794, 925620), (25640, 786777), (30854, 653820), (32691, 617080), (38460, 524518), (43588, 462810), (46281, 435880), (54485, 370248), (61708, 326910), (65382, 308540), (76920, 262259), (77135, 261528), (87176, 231405), (92562, 217940), (108970, 185124), (123416, 163455), (130764, 154270)]