19818929280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{169219}}^1$

素因数の和:169302

約数の個数: 128

約数和(自身を含む): 64208836800

約数和(自身を除く): 44389907520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1830, 1920, 1952, 2440, 2928, 3660, 3904, 4880, 5856, 7320, 7808, 9760, 11712, 14640, 19520, 23424, 29280, 39040, 58560, 117120, 169219, 338438, 507657, 676876, 846095, 1015314, 1353752, 1692190, 2030628, 2538285, 2707504, 3384380, 4061256, 5076570, 5415008, 6768760, 8122512, 10153140, 10322359, 10830016, 13537520, 16245024, 20306280, 20644718, 21660032, 27075040, 30967077, 32490048, 40612560, 41289436, 51611795, 54150080, 61934154, 64980096, 81225120, 82578872, 103223590, 108300160, 123868308, 154835385, 162450240, 165157744, 206447180, 247736616, 309670770, 324900480, 330315488, 412894360, 495473232, 619341540, 660630976, 825788720, 990946464, 1238683080, 1321261952, 1651577440, 1981892928, 2477366160, 3303154880, 3963785856, 4954732320, 6606309760, 9909464640, 19818929280]

約数ペア:

[(1, 19818929280), (2, 9909464640), (3, 6606309760), (4, 4954732320), (5, 3963785856), (6, 3303154880), (8, 2477366160), (10, 1981892928), (12, 1651577440), (15, 1321261952), (16, 1238683080), (20, 990946464), (24, 825788720), (30, 660630976), (32, 619341540), (40, 495473232), (48, 412894360), (60, 330315488), (61, 324900480), (64, 309670770), (80, 247736616), (96, 206447180), (120, 165157744), (122, 162450240), (128, 154835385), (160, 123868308), (183, 108300160), (192, 103223590), (240, 82578872), (244, 81225120), (305, 64980096), (320, 61934154), (366, 54150080), (384, 51611795), (480, 41289436), (488, 40612560), (610, 32490048), (640, 30967077), (732, 27075040), (915, 21660032), (960, 20644718), (976, 20306280), (1220, 16245024), (1464, 13537520), (1830, 10830016), (1920, 10322359), (1952, 10153140), (2440, 8122512), (2928, 6768760), (3660, 5415008), (3904, 5076570), (4880, 4061256), (5856, 3384380), (7320, 2707504), (7808, 2538285), (9760, 2030628), (11712, 1692190), (14640, 1353752), (19520, 1015314), (23424, 846095), (29280, 676876), (39040, 507657), (58560, 338438), (117120, 169219)]