171535140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{136139}}^1$

素因数の和:136161

約数の個数: 72

約数和(自身を含む): 594659520

約数和(自身を除く): 423124380

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, 136139, 272278, 408417, 544556, 680695, 816834, 952973, 1225251, 1361390, 1633668, 1905946, 2042085, 2450502, 2722780, 2858919, 3811892, 4084170, 4764865, 4901004, 5717838, 6126255, 8168340, 8576757, 9529730, 11435676, 12252510, 14294595, 17153514, 19059460, 24505020, 28589190, 34307028, 42883785, 57178380, 85767570, 171535140]

約数ペア:

[(1, 171535140), (2, 85767570), (3, 57178380), (4, 42883785), (5, 34307028), (6, 28589190), (7, 24505020), (9, 19059460), (10, 17153514), (12, 14294595), (14, 12252510), (15, 11435676), (18, 9529730), (20, 8576757), (21, 8168340), (28, 6126255), (30, 5717838), (35, 4901004), (36, 4764865), (42, 4084170), (45, 3811892), (60, 2858919), (63, 2722780), (70, 2450502), (84, 2042085), (90, 1905946), (105, 1633668), (126, 1361390), (140, 1225251), (180, 952973), (210, 816834), (252, 680695), (315, 544556), (420, 408417), (630, 272278), (1260, 136139)]