201920850

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{16619}}^1$

素因数の和:16646

約数の個数: 72

約数和(自身を含む): 562620240

約数和(自身を除く): 360699390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 675, 810, 1215, 1350, 2025, 2430, 4050, 6075, 12150, 16619, 33238, 49857, 83095, 99714, 149571, 166190, 249285, 299142, 415475, 448713, 498570, 747855, 830950, 897426, 1246425, 1346139, 1495710, 2243565, 2492850, 2692278, 3739275, 4038417, 4487130, 6730695, 7478550, 8076834, 11217825, 13461390, 20192085, 22435650, 33653475, 40384170, 67306950, 100960425, 201920850]

約数ペア:

[(1, 201920850), (2, 100960425), (3, 67306950), (5, 40384170), (6, 33653475), (9, 22435650), (10, 20192085), (15, 13461390), (18, 11217825), (25, 8076834), (27, 7478550), (30, 6730695), (45, 4487130), (50, 4038417), (54, 3739275), (75, 2692278), (81, 2492850), (90, 2243565), (135, 1495710), (150, 1346139), (162, 1246425), (225, 897426), (243, 830950), (270, 747855), (405, 498570), (450, 448713), (486, 415475), (675, 299142), (810, 249285), (1215, 166190), (1350, 149571), (2025, 99714), (2430, 83095), (4050, 49857), (6075, 33238), (12150, 16619)]