21071628360

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4177}}^1$

素因数の和:4379

約数の個数: 224

約数和(自身を含む): 71512235640

約数和(自身を除く): 50440607280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 173, 180, 216, 243, 270, 324, 346, 360, 405, 486, 519, 540, 648, 692, 729, 810, 865, 972, 1038, 1080, 1215, 1384, 1458, 1557, 1620, 1730, 1944, 2076, 2430, 2595, 2916, 3114, 3240, 3460, 3645, 4152, 4177, 4671, 4860, 5190, 5832, 6228, 6920, 7290, 7785, 8354, 9342, 9720, 10380, 12456, 12531, 14013, 14580, 15570, 16708, 18684, 20760, 20885, 23355, 25062, 28026, 29160, 31140, 33416, 37368, 37593, 41770, 42039, 46710, 50124, 56052, 62280, 62655, 70065, 75186, 83540, 84078, 93420, 100248, 112104, 112779, 125310, 126117, 140130, 150372, 167080, 168156, 186840, 187965, 210195, 225558, 250620, 252234, 280260, 300744, 336312, 338337, 375930, 420390, 451116, 501240, 504468, 560520, 563895, 630585, 676674, 722621, 751860, 840780, 902232, 1008936, 1015011, 1127790, 1261170, 1353348, 1445242, 1503720, 1681560, 1691685, 2030022, 2167863, 2255580, 2522340, 2706696, 2890484, 3045033, 3383370, 3613105, 4060044, 4335726, 4511160, 5044680, 5075055, 5780968, 6090066, 6503589, 6766740, 7226210, 8120088, 8671452, 10150110, 10839315, 12180132, 13007178, 13533480, 14452420, 15225165, 17342904, 19510767, 20300220, 21678630, 24360264, 26014356, 28904840, 30450330, 32517945, 39021534, 40600440, 43357260, 52028712, 58532301, 60900660, 65035890, 78043068, 86714520, 97553835, 117064602, 121801320, 130071780, 156086136, 175596903, 195107670, 234129204, 260143560, 292661505, 351193806, 390215340, 468258408, 526790709, 585323010, 702387612, 780430680, 877984515, 1053581418, 1170646020, 1404775224, 1755969030, 2107162836, 2341292040, 2633953545, 3511938060, 4214325672, 5267907090, 7023876120, 10535814180, 21071628360]

約数ペア:

[(1, 21071628360), (2, 10535814180), (3, 7023876120), (4, 5267907090), (5, 4214325672), (6, 3511938060), (8, 2633953545), (9, 2341292040), (10, 2107162836), (12, 1755969030), (15, 1404775224), (18, 1170646020), (20, 1053581418), (24, 877984515), (27, 780430680), (30, 702387612), (36, 585323010), (40, 526790709), (45, 468258408), (54, 390215340), (60, 351193806), (72, 292661505), (81, 260143560), (90, 234129204), (108, 195107670), (120, 175596903), (135, 156086136), (162, 130071780), (173, 121801320), (180, 117064602), (216, 97553835), (243, 86714520), (270, 78043068), (324, 65035890), (346, 60900660), (360, 58532301), (405, 52028712), (486, 43357260), (519, 40600440), (540, 39021534), (648, 32517945), (692, 30450330), (729, 28904840), (810, 26014356), (865, 24360264), (972, 21678630), (1038, 20300220), (1080, 19510767), (1215, 17342904), (1384, 15225165), (1458, 14452420), (1557, 13533480), (1620, 13007178), (1730, 12180132), (1944, 10839315), (2076, 10150110), (2430, 8671452), (2595, 8120088), (2916, 7226210), (3114, 6766740), (3240, 6503589), (3460, 6090066), (3645, 5780968), (4152, 5075055), (4177, 5044680), (4671, 4511160), (4860, 4335726), (5190, 4060044), (5832, 3613105), (6228, 3383370), (6920, 3045033), (7290, 2890484), (7785, 2706696), (8354, 2522340), (9342, 2255580), (9720, 2167863), (10380, 2030022), (12456, 1691685), (12531, 1681560), (14013, 1503720), (14580, 1445242), (15570, 1353348), (16708, 1261170), (18684, 1127790), (20760, 1015011), (20885, 1008936), (23355, 902232), (25062, 840780), (28026, 751860), (29160, 722621), (31140, 676674), (33416, 630585), (37368, 563895), (37593, 560520), (41770, 504468), (42039, 501240), (46710, 451116), (50124, 420390), (56052, 375930), (62280, 338337), (62655, 336312), (70065, 300744), (75186, 280260), (83540, 252234), (84078, 250620), (93420, 225558), (100248, 210195), (112104, 187965), (112779, 186840), (125310, 168156), (126117, 167080), (140130, 150372)]