28426680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{26321}}^1$

素因数の和:26341

約数の個数: 64

約数和(自身を含む): 94759200

約数和(自身を除く): 66332520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 26321, 52642, 78963, 105284, 131605, 157926, 210568, 236889, 263210, 315852, 394815, 473778, 526420, 631704, 710667, 789630, 947556, 1052840, 1184445, 1421334, 1579260, 1895112, 2368890, 2842668, 3158520, 3553335, 4737780, 5685336, 7106670, 9475560, 14213340, 28426680]

約数ペア:

[(1, 28426680), (2, 14213340), (3, 9475560), (4, 7106670), (5, 5685336), (6, 4737780), (8, 3553335), (9, 3158520), (10, 2842668), (12, 2368890), (15, 1895112), (18, 1579260), (20, 1421334), (24, 1184445), (27, 1052840), (30, 947556), (36, 789630), (40, 710667), (45, 631704), (54, 526420), (60, 473778), (72, 394815), (90, 315852), (108, 263210), (120, 236889), (135, 210568), (180, 157926), (216, 131605), (270, 105284), (360, 78963), (540, 52642), (1080, 26321)]