221985900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{82217}}^1$

素因数の和:82240

約数の個数: 72

約数和(自身を含む): 713652240

約数和(自身を除く): 491666340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 82217, 164434, 246651, 328868, 411085, 493302, 739953, 822170, 986604, 1233255, 1479906, 1644340, 2055425, 2219859, 2466510, 2959812, 3699765, 4110850, 4439718, 4933020, 6166275, 7399530, 8221700, 8879436, 11099295, 12332550, 14799060, 18498825, 22198590, 24665100, 36997650, 44397180, 55496475, 73995300, 110992950, 221985900]

約数ペア:

[(1, 221985900), (2, 110992950), (3, 73995300), (4, 55496475), (5, 44397180), (6, 36997650), (9, 24665100), (10, 22198590), (12, 18498825), (15, 14799060), (18, 12332550), (20, 11099295), (25, 8879436), (27, 8221700), (30, 7399530), (36, 6166275), (45, 4933020), (50, 4439718), (54, 4110850), (60, 3699765), (75, 2959812), (90, 2466510), (100, 2219859), (108, 2055425), (135, 1644340), (150, 1479906), (180, 1233255), (225, 986604), (270, 822170), (300, 739953), (450, 493302), (540, 411085), (675, 328868), (900, 246651), (1350, 164434), (2700, 82217)]