80316180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63743}}^1$

素因数の和:63765

約数の個数: 72

約数和(自身を含む): 278433792

約数和(自身を除く): 198117612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63743, 127486, 191229, 254972, 318715, 382458, 446201, 573687, 637430, 764916, 892402, 956145, 1147374, 1274860, 1338603, 1784804, 1912290, 2231005, 2294748, 2677206, 2868435, 3824580, 4015809, 4462010, 5354412, 5736870, 6693015, 8031618, 8924020, 11473740, 13386030, 16063236, 20079045, 26772060, 40158090, 80316180]

約数ペア:

[(1, 80316180), (2, 40158090), (3, 26772060), (4, 20079045), (5, 16063236), (6, 13386030), (7, 11473740), (9, 8924020), (10, 8031618), (12, 6693015), (14, 5736870), (15, 5354412), (18, 4462010), (20, 4015809), (21, 3824580), (28, 2868435), (30, 2677206), (35, 2294748), (36, 2231005), (42, 1912290), (45, 1784804), (60, 1338603), (63, 1274860), (70, 1147374), (84, 956145), (90, 892402), (105, 764916), (126, 637430), (140, 573687), (180, 446201), (210, 382458), (252, 318715), (315, 254972), (420, 191229), (630, 127486), (1260, 63743)]