161914140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1233

約数の個数: 120

約数和(自身を含む): 514095120

約数和(自身を除く): 352180980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1123, 1335, 1602, 1620, 1780, 2246, 2403, 2670, 3204, 3369, 4005, 4492, 4806, 5340, 5615, 6738, 7209, 8010, 9612, 10107, 11230, 12015, 13476, 14418, 16020, 16845, 20214, 22460, 24030, 28836, 30321, 33690, 36045, 40428, 48060, 50535, 60642, 67380, 72090, 90963, 99947, 101070, 121284, 144180, 151605, 181926, 199894, 202140, 299841, 303210, 363852, 399788, 454815, 499735, 599682, 606420, 899523, 909630, 999470, 1199364, 1499205, 1799046, 1819260, 1998940, 2698569, 2998410, 3598092, 4497615, 5397138, 5996820, 8095707, 8995230, 10794276, 13492845, 16191414, 17990460, 26985690, 32382828, 40478535, 53971380, 80957070, 161914140]

約数ペア:

[(1, 161914140), (2, 80957070), (3, 53971380), (4, 40478535), (5, 32382828), (6, 26985690), (9, 17990460), (10, 16191414), (12, 13492845), (15, 10794276), (18, 8995230), (20, 8095707), (27, 5996820), (30, 5397138), (36, 4497615), (45, 3598092), (54, 2998410), (60, 2698569), (81, 1998940), (89, 1819260), (90, 1799046), (108, 1499205), (135, 1199364), (162, 999470), (178, 909630), (180, 899523), (267, 606420), (270, 599682), (324, 499735), (356, 454815), (405, 399788), (445, 363852), (534, 303210), (540, 299841), (801, 202140), (810, 199894), (890, 181926), (1068, 151605), (1123, 144180), (1335, 121284), (1602, 101070), (1620, 99947), (1780, 90963), (2246, 72090), (2403, 67380), (2670, 60642), (3204, 50535), (3369, 48060), (4005, 40428), (4492, 36045), (4806, 33690), (5340, 30321), (5615, 28836), (6738, 24030), (7209, 22460), (8010, 20214), (9612, 16845), (10107, 16020), (11230, 14418), (12015, 13476)]