154605720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21121}}^1$

素因数の和:21196

約数の個数: 64

約数和(自身を含む): 471443040

約数和(自身を除く): 316837320

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, 21121, 42242, 63363, 84484, 105605, 126726, 168968, 211210, 253452, 316815, 422420, 506904, 633630, 844840, 1267260, 1288381, 2534520, 2576762, 3865143, 5153524, 6441905, 7730286, 10307048, 12883810, 15460572, 19325715, 25767620, 30921144, 38651430, 51535240, 77302860, 154605720]

約数ペア:

[(1, 154605720), (2, 77302860), (3, 51535240), (4, 38651430), (5, 30921144), (6, 25767620), (8, 19325715), (10, 15460572), (12, 12883810), (15, 10307048), (20, 7730286), (24, 6441905), (30, 5153524), (40, 3865143), (60, 2576762), (61, 2534520), (120, 1288381), (122, 1267260), (183, 844840), (244, 633630), (305, 506904), (366, 422420), (488, 316815), (610, 253452), (732, 211210), (915, 168968), (1220, 126726), (1464, 105605), (1830, 84484), (2440, 63363), (3660, 42242), (7320, 21121)]