248689680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16987}}^1$

素因数の和:17064

約数の個数: 80

約数和(自身を含む): 783622464

約数和(自身を除く): 534932784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 16987, 33974, 50961, 67948, 84935, 101922, 135896, 169870, 203844, 254805, 271792, 339740, 407688, 509610, 679480, 815376, 1019220, 1036207, 1358960, 2038440, 2072414, 3108621, 4076880, 4144828, 5181035, 6217242, 8289656, 10362070, 12434484, 15543105, 16579312, 20724140, 24868968, 31086210, 41448280, 49737936, 62172420, 82896560, 124344840, 248689680]

約数ペア:

[(1, 248689680), (2, 124344840), (3, 82896560), (4, 62172420), (5, 49737936), (6, 41448280), (8, 31086210), (10, 24868968), (12, 20724140), (15, 16579312), (16, 15543105), (20, 12434484), (24, 10362070), (30, 8289656), (40, 6217242), (48, 5181035), (60, 4144828), (61, 4076880), (80, 3108621), (120, 2072414), (122, 2038440), (183, 1358960), (240, 1036207), (244, 1019220), (305, 815376), (366, 679480), (488, 509610), (610, 407688), (732, 339740), (915, 271792), (976, 254805), (1220, 203844), (1464, 169870), (1830, 135896), (2440, 101922), (2928, 84935), (3660, 67948), (4880, 50961), (7320, 33974), (14640, 16987)]