18414750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 47114496

約数和(自身を除く): 28699746

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 250, 258, 375, 430, 571, 645, 750, 1075, 1142, 1290, 1713, 2150, 2855, 3225, 3426, 5375, 5710, 6450, 8565, 10750, 14275, 16125, 17130, 24553, 28550, 32250, 42825, 49106, 71375, 73659, 85650, 122765, 142750, 147318, 214125, 245530, 368295, 428250, 613825, 736590, 1227650, 1841475, 3069125, 3682950, 6138250, 9207375, 18414750]

約数ペア:

[(1, 18414750), (2, 9207375), (3, 6138250), (5, 3682950), (6, 3069125), (10, 1841475), (15, 1227650), (25, 736590), (30, 613825), (43, 428250), (50, 368295), (75, 245530), (86, 214125), (125, 147318), (129, 142750), (150, 122765), (215, 85650), (250, 73659), (258, 71375), (375, 49106), (430, 42825), (571, 32250), (645, 28550), (750, 24553), (1075, 17130), (1142, 16125), (1290, 14275), (1713, 10750), (2150, 8565), (2855, 6450), (3225, 5710), (3426, 5375)]