80000280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3643}}^1$

素因数の和:3721

約数の個数: 96

約数和(自身を含む): 264335760

約数和(自身を除く): 184335480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3643, 3660, 4392, 5490, 7286, 7320, 10929, 10980, 14572, 18215, 21858, 21960, 29144, 32787, 36430, 43716, 54645, 65574, 72860, 87432, 109290, 131148, 145720, 163935, 218580, 222223, 262296, 327870, 437160, 444446, 655740, 666669, 888892, 1111115, 1311480, 1333338, 1777784, 2000007, 2222230, 2666676, 3333345, 4000014, 4444460, 5333352, 6666690, 8000028, 8888920, 10000035, 13333380, 16000056, 20000070, 26666760, 40000140, 80000280]

約数ペア:

[(1, 80000280), (2, 40000140), (3, 26666760), (4, 20000070), (5, 16000056), (6, 13333380), (8, 10000035), (9, 8888920), (10, 8000028), (12, 6666690), (15, 5333352), (18, 4444460), (20, 4000014), (24, 3333345), (30, 2666676), (36, 2222230), (40, 2000007), (45, 1777784), (60, 1333338), (61, 1311480), (72, 1111115), (90, 888892), (120, 666669), (122, 655740), (180, 444446), (183, 437160), (244, 327870), (305, 262296), (360, 222223), (366, 218580), (488, 163935), (549, 145720), (610, 131148), (732, 109290), (915, 87432), (1098, 72860), (1220, 65574), (1464, 54645), (1830, 43716), (2196, 36430), (2440, 32787), (2745, 29144), (3643, 21960), (3660, 21858), (4392, 18215), (5490, 14572), (7286, 10980), (7320, 10929)]