12997260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 120

約数和(自身を含む): 41713056

約数和(自身を除く): 28715796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 113, 135, 142, 162, 180, 213, 226, 270, 284, 324, 339, 355, 405, 426, 452, 540, 565, 639, 678, 710, 810, 852, 1017, 1065, 1130, 1278, 1356, 1420, 1620, 1695, 1917, 2034, 2130, 2260, 2556, 3051, 3195, 3390, 3834, 4068, 4260, 5085, 5751, 6102, 6390, 6780, 7668, 8023, 9153, 9585, 10170, 11502, 12204, 12780, 15255, 16046, 18306, 19170, 20340, 23004, 24069, 28755, 30510, 32092, 36612, 38340, 40115, 45765, 48138, 57510, 61020, 72207, 80230, 91530, 96276, 115020, 120345, 144414, 160460, 183060, 216621, 240690, 288828, 361035, 433242, 481380, 649863, 722070, 866484, 1083105, 1299726, 1444140, 2166210, 2599452, 3249315, 4332420, 6498630, 12997260]

約数ペア:

[(1, 12997260), (2, 6498630), (3, 4332420), (4, 3249315), (5, 2599452), (6, 2166210), (9, 1444140), (10, 1299726), (12, 1083105), (15, 866484), (18, 722070), (20, 649863), (27, 481380), (30, 433242), (36, 361035), (45, 288828), (54, 240690), (60, 216621), (71, 183060), (81, 160460), (90, 144414), (108, 120345), (113, 115020), (135, 96276), (142, 91530), (162, 80230), (180, 72207), (213, 61020), (226, 57510), (270, 48138), (284, 45765), (324, 40115), (339, 38340), (355, 36612), (405, 32092), (426, 30510), (452, 28755), (540, 24069), (565, 23004), (639, 20340), (678, 19170), (710, 18306), (810, 16046), (852, 15255), (1017, 12780), (1065, 12204), (1130, 11502), (1278, 10170), (1356, 9585), (1420, 9153), (1620, 8023), (1695, 7668), (1917, 6780), (2034, 6390), (2130, 6102), (2260, 5751), (2556, 5085), (3051, 4260), (3195, 4068), (3390, 3834)]