1902240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1321}}^1$

素因数の和:1342

約数の個数: 72

約数和(自身を含む): 6496308

約数和(自身を除く): 4594068

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1321, 1440, 2642, 3963, 5284, 6605, 7926, 10568, 11889, 13210, 15852, 19815, 21136, 23778, 26420, 31704, 39630, 42272, 47556, 52840, 59445, 63408, 79260, 95112, 105680, 118890, 126816, 158520, 190224, 211360, 237780, 317040, 380448, 475560, 634080, 951120, 1902240]

約数ペア:

[(1, 1902240), (2, 951120), (3, 634080), (4, 475560), (5, 380448), (6, 317040), (8, 237780), (9, 211360), (10, 190224), (12, 158520), (15, 126816), (16, 118890), (18, 105680), (20, 95112), (24, 79260), (30, 63408), (32, 59445), (36, 52840), (40, 47556), (45, 42272), (48, 39630), (60, 31704), (72, 26420), (80, 23778), (90, 21136), (96, 19815), (120, 15852), (144, 13210), (160, 11889), (180, 10568), (240, 7926), (288, 6605), (360, 5284), (480, 3963), (720, 2642), (1321, 1440)]