394452840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{53887}}^1$

素因数の和:53962

約数の個数: 64

約数和(自身を含む): 1202780160

約数和(自身を除く): 808327320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 53887, 107774, 161661, 215548, 269435, 323322, 431096, 538870, 646644, 808305, 1077740, 1293288, 1616610, 2155480, 3233220, 3287107, 6466440, 6574214, 9861321, 13148428, 16435535, 19722642, 26296856, 32871070, 39445284, 49306605, 65742140, 78890568, 98613210, 131484280, 197226420, 394452840]

約数ペア:

[(1, 394452840), (2, 197226420), (3, 131484280), (4, 98613210), (5, 78890568), (6, 65742140), (8, 49306605), (10, 39445284), (12, 32871070), (15, 26296856), (20, 19722642), (24, 16435535), (30, 13148428), (40, 9861321), (60, 6574214), (61, 6466440), (120, 3287107), (122, 3233220), (183, 2155480), (244, 1616610), (305, 1293288), (366, 1077740), (488, 808305), (610, 646644), (732, 538870), (915, 431096), (1220, 323322), (1464, 269435), (1830, 215548), (2440, 161661), (3660, 107774), (7320, 53887)]