816180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 2333184

約数和(自身を除く): 1517004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 223, 244, 305, 366, 446, 610, 669, 732, 892, 915, 1115, 1220, 1338, 1830, 2230, 2676, 3345, 3660, 4460, 6690, 13380, 13603, 27206, 40809, 54412, 68015, 81618, 136030, 163236, 204045, 272060, 408090, 816180]

約数ペア:

[(1, 816180), (2, 408090), (3, 272060), (4, 204045), (5, 163236), (6, 136030), (10, 81618), (12, 68015), (15, 54412), (20, 40809), (30, 27206), (60, 13603), (61, 13380), (122, 6690), (183, 4460), (223, 3660), (244, 3345), (305, 2676), (366, 2230), (446, 1830), (610, 1338), (669, 1220), (732, 1115), (892, 915)]