90291780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:906

約数の個数: 96

約数和(自身を含む): 282401280

約数和(自身を除く): 192109500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 271, 540, 542, 617, 813, 1084, 1234, 1355, 1626, 1851, 2439, 2468, 2710, 3085, 3252, 3702, 4065, 4878, 5420, 5553, 6170, 7317, 7404, 8130, 9255, 9756, 11106, 12195, 12340, 14634, 16260, 16659, 18510, 22212, 24390, 27765, 29268, 33318, 36585, 37020, 48780, 55530, 66636, 73170, 83295, 111060, 146340, 166590, 167207, 333180, 334414, 501621, 668828, 836035, 1003242, 1504863, 1672070, 2006484, 2508105, 3009726, 3344140, 4514589, 5016210, 6019452, 7524315, 9029178, 10032420, 15048630, 18058356, 22572945, 30097260, 45145890, 90291780]

約数ペア:

[(1, 90291780), (2, 45145890), (3, 30097260), (4, 22572945), (5, 18058356), (6, 15048630), (9, 10032420), (10, 9029178), (12, 7524315), (15, 6019452), (18, 5016210), (20, 4514589), (27, 3344140), (30, 3009726), (36, 2508105), (45, 2006484), (54, 1672070), (60, 1504863), (90, 1003242), (108, 836035), (135, 668828), (180, 501621), (270, 334414), (271, 333180), (540, 167207), (542, 166590), (617, 146340), (813, 111060), (1084, 83295), (1234, 73170), (1355, 66636), (1626, 55530), (1851, 48780), (2439, 37020), (2468, 36585), (2710, 33318), (3085, 29268), (3252, 27765), (3702, 24390), (4065, 22212), (4878, 18510), (5420, 16659), (5553, 16260), (6170, 14634), (7317, 12340), (7404, 12195), (8130, 11106), (9255, 9756)]